大学英语 完形填空　　　The world of out-of-doors is full of secrets.And

大学英语 完形填空
　　　The world of out-of-doors is full of secrets.And they are so interesting that quite a lot of people are busy (21) them.All (22) us are birds,animals,trees and flowers.The facts about how they live and grow are as interesting as anything could be.
　　　Do you know that one of the great presidents of the U.S.A.spent hours and hours studying birds?A business man who lives near New York City was so interested in insects that he began to (23) them.He now has over one thousand different kinds carefully kept in glass boxes.
　　　Come then (24) me,and I will help you find some of Nature’s secrets.Let’s go quietly (25) the woods and fields.Here we shall find how a rabbit (26) the other rabbit that there is danger.We shall follow a mother bear and her young ones as they search for food and get ready for their long winter (27).We shall watch bees dancing in the air to let the other bees know where they can find food.I will show you (28) interesting things,but the best thing that I can teach you is to keep your eyes and ears (29) when you go (30) doors.Nature tells her secrets only to people who look and listen carefully.
21)A.looking for B.keeping C.studying D.learning
22 A.about B.around C.among D.besides
23 A.kill B.catch C.collect D.keep
24 A.along B.into C.at D.with
25 A.through B.over C.to D.on
26 A.says B.tells C.asks D.speaks
27A.rest B.trip C.holiday D.sleep
28 A.other many B.many other C.some others D.much other
29A.open B.closed C.listening D.big
30A.into B.inside C.between D.out of

CBCDA BDBAD