Tiếng Anh 10 UNIT 9: UNDERSEA WORLDA. MULTIPLE CHOICES:
I/ Choose the word whose underlined part has a different pronunciation from the others in each group:
1/ A. sea B. ocean C. cheap D. teach
2/ A. word B. work C. worm D. world
3/ A. desks B. parks C. pays D. effects
4/ A. govern B. some C. lesson D. month
5/ A. Pacific B. Atlantic C. American D. balance
II/ Choose the word whose main stress is placed differently from the others in each group:
1/ A. mystery B. understand C. overcome D. submarine
2/ A. Atlantic B. paragraph C. Antarctic D. contribute
3/ A. garlic B. manner C. bother D. delete
4/ A. under B. offspring C. offer D. forget
5/ A. undersea B. attitude C. various D. exhausted
III/ Select the synonym of the following bold and underlined word in each sentence in the unit:
1/ Can you name the sea animal in each picture?
A. description B. presentation C. scene D. painting
2/ It is divided into five different parts: the Pacific, Atlantic, Indian, Antarctic and Arctic Oceans.
A. individual B. dissimilar C. singular D. many
3/ Together, they cover 75% of our Earth.
A. spread B. curtain C. comprehend D. report
4/ Today’s scientists have overcome many of the challenges of the depth by using more sophisticated tools.
A. passed B. run C. flown D. conquered
5/ Today’s scientists have overcome many of the challenges of the depth by using more sophisticated tools.
A. summons B. dare C. objection D. stimuli
6/ Today’s scientists have overcome many of the challenges of the depth by using more sophisticated tools.
A. complicated B. worldly C. experienced D. aware
7/ They can send submarines and devices to investigate the ocean depths, taking photographs and samples of animal life to bring back to the surface for further study.
A. trace B. explore C. track D. look for
8/ Understanding the interactions of the ocean and marine life gives us an indication of the planet’s health and the effects of human activity.
A. information B. direction C. contribution D. evidence
9/ Small or oversized, plant or animal, the ocean’s living things contribute to its endless variety, its biodiversity.
A. start B. send C. give D. throw
10/ How can scientists now reveal the secrets of the ocean and marine life?
A. announce B. say C. retell D. report
IV/ Select the antonym of the following bold and underlined word in each sentence in the unit:
1/ For centuries, people have been challenged by the mysteries that lie beneath the blue depths of the ocean.
A. overhead B. top C. over D. high
2/ For centuries, people have been challenged by the mysteries that lie beneath the blue depths of the ocean.
A. lengths B. narrowness C. width D. surface
3/ How different a picture we now have of the ocean as the sea has begun to reveal its secrets.
A. public B. opening C. knowledge D. schooling
4/ The plants and animals of the sea fall into three major groups.
A. small B. tiny C. subordinate D. unnecessary
5/ Use water sparingly and keep water clean.
A. many B. few C. well D. plentifully
6/ Use water sparingly and keep water clean.
A. dusty B. stained C. wicked D. halfway
7/ Fish only species that are not of concern, threatened or endangered.
A. educated B. healed C. defended D. brought
8/ Fish only species that are not of concern, threatened or endangered.
A. bettered B. born C. safeguarded D. taught
9/ Keep only fish that you will eat; release the rest.
A. catch B. hold C. take D. have
10/ Be a smart shopper, choose your seafood responsibly.
A. soft B. weak C. untidy D. stupid
V/ Choose the best answer A, B, C or D for each sentence:
1/ We're reading a _______ book this week.
A. differ B. difference C. different D. differently
2/ She gave him a _______ look. “Are you really sure?” she demanded.
A. challenge B. challenger C. challenged D. challenging
3/ The article was an excellent piece of _______ journalism.
A. investigate B. investigative C. investigation D. investigating
4/ The company needs to reduce its _______ on just one particular product.
A. depend B. dependence C. dependable D. dependant
5/ My grandpa's attitudes are very _______, considering his age.
A. modern B. modernity C. modernize D. modernization
6/ The sea bed _______ here to 5000 meters.
A. deep B. deepens C. deeper D. depth
7/ You've got to try to keep _______ as you grow older.
A. act B. active C. action D. actor
8/ He would never do anything to _______ the lives of his children.
A. danger B. dangerous C. endanger D. endangered
9/ If the product doesn't work, you are given the _______ of a refund or a replacement.
A. choice B. choose C. chooser D. choosing
10/ We saw a quick film showing the various stages in the _______ of glass.
A. produce B. producer C. products D. production
VI/ Choose the correct words to complete the sentences:
1/ You _______ be ashamed of yourselves.
A. could B. should C. did D. would
2/ The doctors are doing all that they _______, but she's still not breathing properly.
A. can B. could C. shall D. might
3/ We _______ to have agreed without knowing what it would cost.
A. shouldn’t B. couldn’t C. didn’t D. oughtn't
4/ He said he _______ see his brother the next day.
A. ought to B. should C. would D. must
5/ Cars _______ park in front of the entrance.
A. mustn't B. didn’t have to C. couldn’t D. didn’t need
6/ Are you _______ in cash or by credit card?
A. paying B. paid C. having paid D. to pay
7/ I _______ home once a week to tell my parents I'm okay.
A. rang B. had rung C. ring D. have rung
8/ I'll pay you double _______ you get the work finished by Friday.
A. if B. unless C. supposing D. provided
9/ I wouldn't work for them _______ they paid me twice my current salary.
A. if B. provided C. in case D. as long as
10/ We’ll buy everything you produce, _______ of course the price is right.
A. unless B. as long as C. provided D. if
VII/ Find the one mistake (A, B, C or D) in these sentences and then correct them:
1/ There are, (A) unless you don't mind me (B) saying so, one or two (C) problems (D) with this plan.
2/ (A) Unless you call me (B) saying you're not coming, (C) I'll see you (D) at the theatre
3/ (A) If Europe fails (B) to agree on this, we can (C) tell goodbye to any (D) common foreign policy.
4/ (A) If you (B) need any help, (C) please don't hesitate (D) to say.
5/ They (A) were wondering where (B) to hold the office party and I (C) warned the Italian restaurant (D) near the station.
VIII/ Read the following passage carefully, and then select the best option A, B, C or D to complete it:
Approximately one-third of the Arctic (1) _______ is underlain by continental shelf, (2) _______ includes a broad shelf north of Eurasia and the narrower shelves of North America and Greenland. Seaward of the continental shelves (3) _______ the Arctic Basin proper, which is subdivided (4) _______ a set of three parallel ridges and four basins (also (5) _______ as deeps). These features were discovered and explored (6) _______ in the late 1940s. The Lomonosov Ridge, the major ridge, cuts the Arctic Basin (7) _______ in half, extending as a submarine bridge 1,800 km (1,100 mi) (8) _______ Siberia to the northwestern tip of Greenland. Parallel (9) _______ it are two shorter ridges: the Alpha Ridge on the North American (10) _______, defining the Canada and Makarov basins, (11) _______ the Arctic Mid-Ocean Ridge on the Eurasian side, (12) _______ the Nansen and Amundsen basins.
- to underlie- underlay- underlain (v.): nằm dưới, ở dưới
- seaward (n.): hướng biển; (adv.): về hướng biển
- to subdivide (v.): chia nhỏ ra
- ridge (n.): chóp, chỏm, ngọc, đỉnh (núi)
- basin (n.): chỗ trũng, lòng chảo; (địa chất) lưu vực; vịnh nhỏ
- tip (n.): đầu, đỉnh, chóp
- expanse (n.): dải, dải rộng (đất...)
1/ A. Sea B. Ocean C. Lake D. River
2/ A. it B. whom C. that D. which
3/ A. is B. lies C. runs D. stands
4/ A. on B. in C. into D. onto
5/ A. known B. considered C. thought D. remembered
6/ A. starting B. beginning C. appearance D. creation
7/ A. most B. mostly C. all D. almost
8/ A. in B. at C. from D. between
9/ A. to B. of C. with D. by
10/ A. shape B. face C. size D. side
11/ A. and B. but C. or D. so
12/ A. forming B. coming C. defining D. making
B. USE OF ENGLISH:
II/ Fill each gap with a suitable word from the list below:
medical, sparingly, threatened, couple, breath, surfaced, heat, concern, world, contribute
1/ Come to the meeting if you feel you have something to contribute.
2/ She was dizzy and short of breath.
3/ The insurance company wanted me to have a medical.
4/ Different parts of the world have very different climatic conditions.
5/ They threatened the shopkeeper with a gun.
6/ The submarine surfaced a few miles off the coast.
7/ What I have to say to Amy doesn't concern you.
8/ There wasn't enough coal during the war, so we had to use it sparingly.
9/ She always wore a coat, even in the heat of summer.
10/ A couple of people objected to the proposal, but the vast majority approved of it.
III/ Supply the correct form of the word in brackets:
1/ He suffers from a (nerve) _______ disorder.
2/ I worry about the (destruct) _______ effect that violent films may have on children.
3/ (Mystery) _______, the light came on, although no one was near the switch.
4/ The river froze to a (deep) _______ of over a meter.
5/ Children are encouraged to take an (investigate) _______ approach to learning.
6/ Disneyworld is one of Florida's major (tour) _______ attractions.
7/ Tyler is remarkably (world) _______-wise for such a young girl.
8/ He never goes out without his security men in (attend) _______.
9/ There's not enough (interact) _______ between the management and the workers.
10/ Commodity prices can be a useful (indicate) _______ of inflation, he claimed.
IV/ Complete the second sentence so that it has a similar meaning to the first one, using the word in brackets:
1/ We might win $ 5000, and then we’d travel to Thailand. (if)
→ We’d travel __________________________________________ $ 5000.
2/ His electric fan is not working and he feels hot. (would)
→ If his _______________________________________________ so hot.
3/ They should give up smoking to protect their health. (would)
→ If they ___________________________________ improve their health.
4/ Perhaps we would go to Hanoi to visit our friends. (Went)
→ If we ________________________________________ visit our friends.
5/ I think you should pay attention to the lessons in class. (You)
→ If I _______________________________________ the lessons in class.
6/ Her brother doesn’t use computer well enough to work for that company. (Better)
→ If her brother ________________________________ for that company.
7/ Our parents don’t have enough money so they can’t make a trip to New York. (Could)
→ If our parents _____________________________________ New York.
8/ I’m not a millionaire so I can’t buy a villa in Ho Chi Minh city. (Were)
→ If I _______________________________________ Ho Chi Minh city.
9/ We won’t go out if it doesn’t stop raining. (Unless)
→ We will not __________________________________________ raining.
10/ He would not write unless he heard some news. (If)
→ He wouldn’t _____________________________________ some news.
V/ Supply the correct verb tense, paying careful attention to the tense sequence:
1/ If war (come) _______, the people in the nation will be ready.
2/ If today (be) _______ Sunday, I should not have to go to school.
3/ If we don’t study our lessons, we (not have) _______ good marks in the exam.
4/ If he had had her address, he (write) _______ to her.
5/ You (catch) _______ cold if you went out in the rain.
6/ If the weather is fine, we (go) _______ to the mountain.
7/ If he (write) _______ more carefully, he might not have made so many mistakes.
8/ Was she to speak to him like that, he (be) _______ very angry.
9/ Supposing your sister (see) _______ you going to the concert with me, what might she think?
10/ If it (be) _______ convenient, let’s meet at the park.
VI/ Complete the following sentences, using “WILL, WOULD, SHOULD, CAN, COULD, MAY, MIGHT, DON’T, DOESN’T, WAS”. Each word is used only once:
1/ I tried phoning but there _______ no answer.
2/ The train leaves at 8.58, so we _______ be in Scotland by lunchtime.
3/ Why _______ we have lunch together on Friday?
4/ You _______ be ashamed of yourselves.
5/ I brought him some sandwiches because I thought he _______ be hungry.
6/ Do the best you _______ - I realize the circumstances are not ideal.
7/ They knew there _______ be trouble unless the report was finished by the next day.
8/ _______ she look lovely in that hat?
9/ The cause of the accident _______ never be discovered.
10/ When I was younger I _______ stay up all night and not get tired.
VII/ Rewrite the sentences using the word in brackets, beginning as shown:
1/ There’s no point in asking Ms. Hoa to kelp. (worth)
→ It _______________________________________ Ms. Hoa to help.
2/ Linh couldn’t get her parents’ permission to buy a cell phone. (let)
→ Linh’s parents ________________________________ a cell phone.
3/ “Where are you going, Phong?” asked Loan. (where)
→ Loan asked ____________________________________________.
4/ Khanh’s behavior at the party annoyed us. (Khanh)
→ We were _____________________________________ at the party.
5/ It’s a good thing you lent me some money or I would have had to go to the bank. (you)
→ I would have had _____________________________ some money.
6/ Huy didn’t listen to what his teacher told him. (notice)
→ Huy took ________________________________________ advice.
7/ His sister had to finish the homework and write an assignment as well. (addition)
→ His sister had to ____________________________ an assignment.
8/ When I was a child, I played football almost every day. (my)
→ I played football ________________________________________.
9/ Let’s visit the museum this afternoon. (go)
→ Why _____________________________________ this afternoon?
10/ Trang found it difficult to concentrate on her lesson because of the noise. (difficulty)
→ Trang ________________________________ because of the noise.
VIII/ Read the sentences below carefully, and then put them in the correct order to make a meaningful reading: (Number 1 and number 12 have done first for you)
1/ Tsunami, Japanese word meaning “harbor wave,” used as the scientific term for seismic sea waves that can cause catastrophic damage when they hit a coastline.
2/ Since 1819, about 40 tsunamis have struck the Hawaiian Islands.
3/ Tsunamis can be generated by an undersea earthquake, an undersea landslide, the eruption of an undersea volcano, or by the force of an asteroid crashing into the ocean.
4/ When the ocean floor is uplifted or offset during an earthquake, a set of waves is created similar to the concentric waves generated by an object dropped into the water.
5/ The most frequent cause of tsunamis is an undersea earthquake.
6/ Most tsunamis originate along the Ring of Fire, a zone of volcanoes and seismic activity, 32,500 km (24,000 mi) long, which encircles the Pacific Ocean.
7/ A tsunami can have wavelengths, or widths (the distance between one wave crest to the next), of 100 to 200 km (60 to 120 mi), and may travel hundreds of kilometers across the deep ocean, reaching speeds of about 725 to 800 km/h (about 450 to 500 mph).
8/ People onboard a ship passing over it would not even notice the tsunami.
9/ A tsunami is not one wave but a series of waves.
10/ Upon entering shallow coastal waters, however, the waves suddenly grow rapidly in height.
11/ In the deep ocean, the waves may be only about half a meter (a foot or two) high.
12/ When the waves reach the shore, they may be 15 m (50 ft) high or more
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