听第四段对话，回答第9小题。

(　　)9.Why does the man want to be a volunteer?

A.Because he wants to watch the game.

B.Because he wants to help other people.

C.Because he wants to be a guide.

听第五段对话，回答第10小题。

(　　)10.Why does Lin Tao want to leave there?

A.Because of noise pollution.

B.Because of water pollution.

C.Because of air pollution.

听第六段对话，回答第11—12小题。

(　　)11.What's Jack's favorite animal?

A.Dogs.  B.Cows.    C.Rabbits.

(　　)12.Why does the girl like rabbits best?

A.Because they're dangerous.

B.Because they're the cutest.

C.Because they're the cleverest.

听第七段对话，回答第13—15小题。

(　　)13.What does the girl see?

A.A fish.  B.A tiger.  C.A whale.

(　　)14.Why can't we call whales fish?

A.Because they can't swim.

B.Because they give birth to their babies like tigers and pandas.

C.Because they are much bigger than fish.

(　　)15.How many kinds of animals are they talking about?

A.Three.  B.Four.   C.Five.

C.听短文(本题有5小题，每小题1分，共5分)