Question

The world of the out-of-doors is full of secrets(奥秘). And they are ________ interesting that quite a lot of people are busy _________ them.

All around us are birds, animals, trees and flowers. The facts about how they live and _________ are as interesting as anything could be.

Do you know that one of the great presidents of the USA _________ hours and hours studying birds? A businessman near New York became so (45)__________ in insects(昆虫) that he began to get__________ together. He now has more than one thousand different kinds of insects and carefully _______ them in glass boxes.

Come then with me, and I will help you find some nature's secrets. Let us go __________ through the woods(丛林) and fields. Here we will find how a rabbit tells the other it is________and run away. We may ________ a mother bear and her children as they look for food and get _______for winter sleep. We shall watch bees(蜜蜂) dancing in the air to let other bees know________ they can find food. I will________ you many other interesting things, but the best thing that I can _________ you is to keep eyes and ears________ when you go out of doors. Nature tells her secrets only to people who look and listen carefully.

1.A. so B. such C. very D. too

2.A. study B. to study C. studying D. studied

3.A. fly B. grow C. speak D. come

4.A. took B. spent C. used D. take

5.A. busy B. careful C. friendly D. interested

6.A. it B. whom C. them D. those.

7.A. locks B. puts C. keeps D. fills

8.A. quickly B. quietly C. loudly D. happily

9.A. dangerous B. serious C. delicious D. famous

10.A. listen B. follow C. help D. catch

11.A. happy B. ready C. angry D. good

12.A. what B. why C. where D. glad

13.A. show B. see C. give D. learn

14.A. make B. pass C. play D. teach

15.A. closed B. open C. safe D. clean

Answer 1