听短文，根据其内容选择能回答下列问题的最佳答案。短文读两遍。
【小题1】The speaker’s brother is ________ years old.

A．ten

B．eleven

C．twelve

【小题2】The speaker’s brother felt ________ when the tigers made a noise.

A．very excited

B．very happy

C．a bit scared

【小题3】The speaker thought ________ were the only happy animals in the zoo.

A．the birds

B．the monkeys

C．the lions

【小题4】The speaker thought the animals in the zoo needed ________.

A．bigger space

B．more vegetables

C．enough food

【小题5】You can call the speaker at ________ if you are interested.

A．4796­4758

B．5737­9634

C．5741­4796