题目内容
2.I sometimes have trouble________out some math problems.( )| A. | to work | B. | working | C. | works |
分析 我有时很难解答出一些数学题.
解答 答案:B 考查动名词.根据题干,考查固定短语:have trouble in doing sth (其中in是可省的):)做某事有困难,故选择B.
点评 考查动名词.准确的翻译句子与备选答案的动词用法区别,结合句意,选出符合句意的选项是做此类题的关键.
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