Ⅰ. 請(qǐng)根據(jù)句意及括號(hào)中所給漢語或首字母提示，補(bǔ)全句中所缺單詞，使句子完整。

1. Some of the______________（沼澤） have become dangerous places.

2. We should try our best to save

（瀕于滅絕的） species.

3. I like this animal because it’s strong and_______________（聰明的）.

4. The animal called m_______________is about 10 feet long and weighs about 1，000 pounds.

5. When we go to the desert， we’ll see little

v_______________there.

6. Elephants are strong， but they aren’t a_______________at all. They are usually very friendly.

Ⅱ. 根據(jù)句意及課本內(nèi)容，用適當(dāng)?shù)慕樵~或副詞填空。

1. Use the facts _______ the chart above to role. Play a conversation _______ a student and a zoo attendant.

2. Manatees eat _______ 100 pounds food a day.

3. I’m writing to say I’m _______ building a new zoo in our town.

4. Zoos are terrible places _______ animals to live in.

5. I have visited a lot _______ zoos _______ my life.

Ⅲ. 選擇填空。

（ ）1. —Would you like _______ some milk？

—No， thanks.

A. drinks B. drinking

C. to drink D. a drink

（ ）2. —Could you tell us something _______ the manatees， please？

—Certainly. We’re trying _______ them.

A. /； to save B. about； to save

C. for； saved D. on； saving

（ ）3. —I’m also interested in this topic very much.

—_______.

A. So do I B. So am I

C. So have I D. So I am

（ ）4. Tigers and pandas are _______ animals.

A. danger B. endangered

C. endanger D. dangerous

（ ）5. Some of the swamps have become _______.

A. pollute B. polluted

C. pollutes D. polluting

（ ）6. I’m _______ to find there are hardly any animals in the zoo.

A. sad B. glad

C. afraid D. surprised

（ ）7. —Have you had your lunch？

—No， I don’t like _______ anything.

A. eat B. eats

C. to eat D. eating

（ ）8. —_______ of the animals on land is the second strongest？

—I’ve no idea.

A. Which B. What

C. When D. Why

（ ）9. —Don’t forget to turn off the lights.

—_______.

A. I won’t B. I can’t

C. I don’t D. I didn’t

（ ）10. —I think we should protect animals.

—Yes， _______ them is getting smaller.

A. many of B. the number of

C. most of D. a number of

StepII

Ⅰ. 根據(jù)句意及漢語提示寫單詞。

1. The bridge was_____________（建造） two years ago.

2. The earth is a_____________（行星） in the solar system.

3. She joined the university film_____________（社團(tuán)） last year.

4. —What do you usually do during your

_____________（業(yè)余） time？

—I chat with my friends on the Internet.

5. The guide_____________（拉） the boy out of water quickly.

6. Have you received your brother’s letters

_____________（最近）？

7. George Washington was the first_____________（總統(tǒng)） of the United States.

8._____________（再回收） paper is useful to the environment.

9. Amy Winterbourne is an_____________（非同尋常） woman.

10. This is a _____________（模型） of my little brother’s plane.

Ⅱ. 用所給動(dòng)詞的適當(dāng)形式填空。

1. He was surprised_____________（find） the cat that he had lost.

2._____________（Recycle） some waste things is very useful.

3. Don’t plan on_____________（drive） a car in Singapore.

4. Don’t worry. Your radio_____________（repair） very soon.

5. The workers_____________（make）_____________（work） 12 hours a day last year.

6. This kind of skirts_____________（sell） very well.

7. I saw a wallet_____________（lie） on the ground.

8. Tom_____________（go） out an hour ago. He____________（be） back in an hour.

9. The windows and doors that came from old buildings around the town were being

_____________（pull） down.

10. The walls made of old glass bottles are

_____________（glue） together.

Ⅲ. 易混詞語練中辨。

[1. stop doing； stop to do]

① I’m really very tired. Let’s stop_____________（have） a rest.

② They stopped_____________（talk） when the teacher came into the classroom.

③ Grandpa stopped_____________（listen） but there was no sound.

④ Do you know when it has stopped_____________（rain）？

[2. hear of； hear from]

① She said she had never_____________such a funny story before.

② The old man _____________ his son who worked in the USA yesterday.

③ Have you_____________the accident that happened in the park？

④ My mother often_____________her classmates.

[3. be made of； be made from； be made by； be made in]

① The table_____________wood and metal， isn’t it？

② I think most of paper we use_____________grass.

③ This kind of CD player_____________Japan.

④ Jim’s birthday cake_____________Mrs. Black last night.

[4. used to； be used to；

be used to doing]

① He used_____________（go） to work by bike， but he went to work on foot today.

② I’m used_____________（get） up early now.

③ Bamboos can be used_____________（carry） water.

④ Her father used_____________（be） a famous basketball player.

StepIII

Ⅰ. 根據(jù)下列動(dòng)物征描述，將代表符合特征的動(dòng)物的編號(hào)填入題前括號(hào)內(nèi)。

（ ）1. A yellow and black spotted animal which runs the fastest on earth.

（ ）2. A white and aggressive animal that lives in areas near the North Pole.

（ ）3. A large and endangered Chinese wild animal with black and white fur.

（ ）4. A big and gray animal which lives in the water under trees in mangrove swamps.

（ ）5. The largest wild animal that lives in Africa and Asia. It has thick grey skin and a very long nose.

（ ）6. A large Australian animal that moves by jumping， has strong back legs， and carries its baby in a pouch.

（ ）7. An African animal with back or brown fur that lives and hunts in groups. It belongs to （屬于） the ape （類人猿） family which is the most similar to humans.

A. a panda B. a polar bear C. a manatee D. an elephant

E. a chimpanzee F. a kangaroo G. a cheetah

Ⅱ. 根據(jù)句意用下列各題空格內(nèi)所給單詞的適當(dāng)形式填空。

1. As a teacher， I am against __________ （teach） students lessons on weekends.

2. I don’t think it’s a good way for animals __________ （live） in the zoos.

3. The song helps to educate the students about ___________ （get） up early in the morning.

4. I urge all the drivers __________ （drive） more carefully.

5. In order to help save the planet， you should stop __________ （ride） cars and start riding bikes.

6. They’re talking about __________ （visit） the Great Wall during the summer vocations.

Ⅲ. 根據(jù)括號(hào)內(nèi)漢語提示完成句子。

1. Manatees are about _________________ （10英尺長(zhǎng)） and they weigh about 1，000 pounds.

2. There ________________ （過去有） a lot of manatees in the water under the trees in mangrove swamps.

3. Manatees are endangered because some of the swamps _______________ （已經(jīng)被污染了）.

4. Some people think that zoos are terrible places for animals ________________ （居?。?

5. When I saw so many dead fish floating （漂浮） on the river， I couldn’t believe _____________（我所見到的）.

6. It’s so important _______________ （回收） paper to save the trees.

StepIV

Ⅰ. 閱讀理解。

The earth is our home. We must take care of it. Life today is easier than it was 1 years ago， but it has brought some new problems. One of the biggest problems is pollution. We can see it， smell it， drink it and even hear it.

Man has polluted the 2 . The more people， the more pollution. Many years ago， the problem was not so serious because there were not so 3 people. When the land was used up or the river was not clean in a place， man went to 4 place. Now man is slowly polluting the whole world.

5 pollution is still the most serious， it’s bad for 6 things in the world. Many countries don’t let people burn 7 for air in the houses and factories in the city. Pollution by SO2 is now the most dangerous kind of air pollution. It’s caused by heavy traffic. People say it’s 8 to ride bikes. When you are riding， there is no pollution. But even in developed countries， most people don’t go to work by bike. It’s not because bikes are expensive or people are tired if they ride to work. It’s because the number of cars on the roads becomes larger. So more people 9 their bikes and go to work by car， then things are getting worse and worse. We should have special roads only for bikes and make it 10 difficult and expensive for drivers to take their cars into the city that they will go back to using their bikes.

（ ）1. A. hundred B. hundreds of C. hundred of D. hundreds

（ ）2. A. moon B. star

C. earth D. sun

（ ）3. A. lot B. little C. many D. much

（ ）4. A. others B. the others

C. the other D. another

（ ）5. A. Air B. Food C. Water D. Noise

（ ）6. A. life B. live

C. living D. lives

（ ）7. A. something bad

B. bad something

C. something good

D. good something

（ ）8. A. least B. best

C. most D. worst

（ ）9. A. put on B. look at

C. put away D. look up

（ ）10. A. suite B. such

C. very D. so

Ⅱ. 閱讀理解填詞。

Hundreds of years ago， life was much h______（1） than it is today. People didn’t have modern machines. There was no modern medicine， either.

Life today has brought new p______（2）. One of the biggest is pollution. Water pollution has made our rivers and lakes d______（3）. It kills our fish and pollutes our d______（4） water. Noise pollution makes us talk louder and become angry more e______（5）. Air pollu-tion is the most serious kind of pollution. It’s bad to all living things in the world.

Many countries are making rules to

f______（6） pollution. Factories must now clean their water before it is thrown away， and they mustn’t let dirty smoke go into the a______（7）.

We need to do many o______（8） things.

We can put waste things in the dustbin and do not throw them on the ground. We can go to work with our friends in the same car. If there are f______（9） people driving， there will be less pollution.

Rules are not e______（10）. Every person

must help to fight pollution.

1. h 2. p 3. d

4. d 5. e 6. f

7. a 8. o 9. f

10. e