Mr.Smith asked the boy a questionhe could go to the concert with him.A. whetherB. thatC. w

问题补充：

Mr.Smith asked the boy a questionhe could go to the concert with him.

A. whether

B. that

C. what

D. if

答案：

A. whether

B. that

C. what

D. if

解析：A

解析考查同位语从句。if不能引导同位语从句；句中缺少疑问词“是否”，故选A项。句意为：史密斯先生问了男孩一个问题，问他是否能和他一起去音乐会。