Question

【题目】Tony has some problems________Chinese, so he often asks me for help.

A.understandB.to understandsC.understanding

Answer 1

【答案】C

【解析】

句意：托尼在理解中文方面有一些困难，所以他经常找我帮忙。

考查非谓语动词。understand是动词原形；to understands表达错误；understanding是动词-ing。have problems doing sth.做某事有困难，固定结构。故选C。