UNIT 9 UNDERSEA WORLD
I. Circle the word that is pronounced differently from the others.
1. bear leave peace cheap
2. near here ear meat
3. hair chair rain air
4. tour pour four thought
5. gulf hunt sure current
6. where share wear fear
7. cheer feed deep sea
8. pear clear sphere idea
9. heir dear their care
10. group souvenir through should
II. Complete the sentences with the words in the box.
challenged discoveries overcome investigating contribution
covered conservation entrapment maintained migrate
1. Scientists have made many important new.................of the depth by using modern devices.
2. Community police have made a very positive ................to crime prevention.
3. This new discovery traditional beliefs. Some whales are known to.............into warm waters to bear their calves.
5. Seventy-five percent of the earth surface is .............by water.
6. Unless the biodiversity were.............marine life would be at stake.
7. Scientists are.....................how the crash occurred.
8. Sperm whale populations are at risk due to hunting and their accidental in ..............fishing nets.
9. What can I do to.................my fear of flying?
10. The government has just set up a wildlife....................project.
III. Choose the word or phrase that could best explain the underlined word or phrase in each sentence.
1. If modern technology did not exist, we would never have such precious information.
a. valuable b. precise c. confidential d. detailed
2. Some marine animals are dangerous to humans.
a. living in the mountain b. living in the ocean
c. living in the forest d. living in the house
3. The floor was covered in tiny pieces of paper.
a. unimportant b. many c. very large d. extremely small
4. Sperm whales and sharks are carnivores.
a. animals that live in the sea b. animals that only eat plants
c. fish that aren`t born from eggs d. animals that eat meat
5. We enjoyed the warm water of the Gulf of Thailand.
a. a small sea
b. a large area of ocean almost surrounded by land
c. a part of the sea enclosed by a wide curve of the(shore
d. a large area of water surrounded by land
6. Human infants have a gestation period of nine months.
a. the time during which a human baby develops inside its mother
b. the time when a stomach digests food
c. the time of eating food
d. the time of growing up
7. We had an accidental meeting with an old friend at the party last night.
a. unpleasant b. unexpected c. unlucky d. unacceptable
8. How many offspring does a sperm whale usually have?
a. eggs b. mammals c. babies d. diets
V. Complete these sentences with should/ shouldn`t + infinitive (or a passive form) using one of these verbs: include, keep, meet, refrigerate-ate„stay, break, tell, warn, take, play.
1. Those boys ................... football on the street. It`s very dangerous.
2. This medicine ................... in a cool place.
3. You...............him about this deal. It`s supposed to be absolutely confidential.
4. Here`s someone you really .....................
5. She................. in bed all day unless she`s ill.
6. According to the label, the jam................ after opening.
7. You`ll catch cold if you go out like that. I think you ...........a hat.
8. People ................of the danger of swimming off this beach.
9. This information you send ............. details of courses taken at university.
10. People ....................their promises.
V. Give advice to the following people. Use I think ... should or I don`t think ... should and one of these phrases.
go to the dentist take them back to the shop
tell your bank wait
go to work tell them to buy fruit
drive be more careful
write to people work so hard
1. Jenny and Tony are only sixteen, but they say they want to get married
I think they should wait.
Kate is crying because I knocked her over. We were playing a game.
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Peter`s got a very bad cold.
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Ann`s phone bill was enormous! Three hundred pounds!
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Keith wants to drive home, but he hasn`t