Question

【题目】Grandpa is getting old and he has trouble what others say to him.

A.hear B.to hear C.hearing D.have heard

Answer 1

【答案】C

【解析】

试题分析：句意：爷爷老了，听别人对他讲的话有困难了。have trouble in doing sth，固定搭配in可以省略，意思是做某事有困难。故选C。