2021年秋季北京交通大学网络教育专升本英语入学测试模拟题及答案20

(五)

If your mother wants to tell something,she uses words.Birds cannot talk as we do.But some birds make sounds to warn their young of danger.They have their own way to make the young birds do certain things.

The Jackdaw is a kind of blackbirds that lives in Europe.Jackdaws live together in flocks(群).Young jackdaws do not know their enemies.When an older jackdaw sees a dog,it makes a loud rattling(格格响的)sound.The younger birds know this sound means an enemy is nearby.The sound warns them to know their enemies.

If a young jackdaw is in a dangerous place,a jackdaw parent flies over him from behind.The parent bird flies low over the young bird’s back.The parent’s tail feathers(羽毛)move quickly from side to side.It is trying to say,“Follow me.”

At the same time,the parent calls out,“Key-aw.Key-aw”.The parent means,“Fly home with me.”The young bird then follows the older one home.

Young jackdaws do not have to learn what certain sounds mean.They know the meaning of these sounds from the time they hatch.

1.The jackdaw lives in____________.

A.Europe

B.Australia

C.America

D.Africa

答案：A

2.Jackdaws live __________.

A.singly

B.in pairs

C.in crowd

D.in threes

答案：C

3.Which of the following does this story lead you to believe?

A.All animal parents can talk to their young.

B.Dogs are the most dangerous enemies for jackdaws.

C.Young jackdaws know the meaning of their parents’sound when they grow older.

D.Some birds can give certain information to one another.

答案：D

4.To the young jackdaw,"key-aw,key-aw"means

A.Fly away quickly

B.Fly over to me

C.Fly higher

D.Fly home with its parent

答案：D

5.Parent jackdaws can use their tail feathers to ________.

A.ask their young to follow them

B.play a game with the young

C.tell the meal time

D.give a warning of a fire

答案：A

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