内容正文:
Unit 5·复习预测卷
(满分100分,限时60分钟)
Ⅰ.完形填空 (每小题2分,共20分)
Counting animals in the wild is a hard job. If you can’t 1 how hard it can be, try counting all of the birds in a park near you. The difficulty of counting doesn’t stop the International Union for Conservation of Nature, though. This group publishes(公布)a list of the world’s endangered animal and plant species.
People from all over the world work with the union to 2 and count endangered animals. Counting endangered animals is hard because some animals are so few that even scientists 3 ever see them. Other animals live in such large areas that finding them is almost 4 without modern technology. Here are two ways that scientists count endangered animals.
The Florida panther(豹)has a small 5 . Only less than 100 panthers are left in the 6 . Scientists use dogs to find them out. After finding a panther, scientists put a radio collar(无线电项圈)around its neck. Airplanes then pick up signals(信号)from the collar. The signal
also 7 if the panther is resting or moving.
Humpback whales are another kind of endangered animals. Scientists look for humpback whales by using underwater microphones(麦克风), which record the whales’ 8 . Photographs of whales’ tails then help scientists identify(辨别)whales. Like human fingerprints, each humpback’s tail has different marks. Tail photographs help scientists identify, count, and 9 whales as they swim through the oceans of the world.
There are many 10 to count animals, but the most important is to make sure a kind of animals doesn’t die out.
1.A.agree B.imagine
C.mention D.remind
2.A.look for B.look out
C.look up D.look at
3.A.usually B.certainly
C.probably D.hardly
4.A.simple B.impossible
C.valuable D.unusual
5.A.organization B.difference
C.population D.competition
6.A.park B.zoo
C.water D.wild
7.A.shows B.sees
C.draws D.thinks
8.A.smells B.songs
C.feelings D.weights
9.A.catch B.lead
C.follow D.train
10.A.suggestions B.chances
C.opinions D.reasons
Ⅱ.阅读理解(每小题3分,共45