Question

【题目】Tom’s teacher lets him _______ a song in the class.

A. sing B. to sing C. sings D. singing

Answer 1

【答案】A

【解析】句意：汤姆的老师让他在班上唱一首歌。Let sb. do sth.：让某人做某事；结合句意和语境可知选A。