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课件网) Unit 4 Amazing Plants and Animals 单元拔尖检测 一、 完形填空 (10 分 ) In autumn, it gets cold. Some birds like wild geese (大雁)fly 1 for the winter, flying in a “V” formation (队形 ). 2 do they fly in a “V” formation Scientists find out that in this way, they can save energy. So they can fly more 3 . And the trip will be safer and easier because they are travelling with the help of one another. When a wild goose falls 4 formation, it won’t try to go alone but will quickly get back into formation. When the head wild goose gets tired, it 5 and another wild goose flies to the point. They just take turns to 6 . When a wild goose gets sick or is wounded (受伤的 ), two other wild geese fall down with it. They follow it down to 7 the wild goose and give it help. They stay with the fallen wild goose 8 it is able to fly or till it dies. If we learn from wild geese, we can stay in formation with people in the same direction (方向) 9 we are. If we humans have the 10 of a wild goose, we can stand by each other like that, and life will be more enjoyable. ( )1. A. east B. north C. south D. west ( )2. A. How B. Where C. When D. Why C 【点拨】根据“Scientists find out that in this way, they can save energy.”可知，此处是问原因，用 why 提问。 【点拨】根据“for the winter”及常识可知，大雁会飞向南方过冬。 D ( )3. A. slowly B. quietly C. happily D. easily ( )4. A. into B. out of C. along D. through D 【点拨】根据“it won’t try to go alone but will quickly get back into formation”可知，是指大雁脱离队形时，会迅速回到队形中。 【点拨】根据“they can save energy”可知，它们能够节省力量，这样就更容易飞行。 B ( )5. A. slows down B. flies faster C. sits down D. stands back ( )6. A. follow B. lead C. fly D. shout A 【点拨】根据“another wild goose flies to the point”可知，它们会轮流带领其他大雁飞行。 【点拨】 根据“When the head wild goose gets tired”可知，领头的大雁累了，应该是会放慢速度。故选 A。 B ( )7. A. protect B. kill C. invite D. count ( )8. A. when B. after C. while D. till A 【点拨】根据“it is able to fly or till it dies”可知，是指直到它能够飞起来或直到它死去。 【点拨】根据“give it help”可知，是指保护受伤的大雁并给予帮助。 D ( )9. A. for B. with C. about D. as ( )10. A. meaning B. answer C. sense D. trouble D 【点拨】根 据“If we humans have the ... of a wild goose”可知，是指我们人类如果有大雁这样的意识。 C 二、阅读理解 (15 分 ) A There is almost no water in the desert (沙漠 ), but many animals can live in it. How do these animals get water and stay alive Everything is hot and dry in the daytime, but the night is cold. Plants often have dew (露水)on them in the early morning. This is because cold air can’t hold as much water as hot air. Small insects can drink the dew, and bigger animals eat the plants with the dew on them. Some small animals get water from the bodies of insects. Bigger animals get water from the bodies of small animals. This North American bird is called a roadrunner ... ...
