Question

【题目】─Are there any birds in the zoo?

─ Yes. I often go there because I like to hear the birds _______.

A. to sing B. sing

C. singing D. are singing

Answer 1

【答案】B

【解析】

试题分析：句意：--在动物园里有一些鸟吗？--是的，我经常去那因为我喜欢听鸟唱歌。短语hear sb/sth. Do表示听见某人或某物做某事。故选B。