I have had a great deal of trouble______(跟上班里其他同学).(in)keeping up with the rest

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问题 I have had a great deal of trouble______(跟上班里其他同学).

选项

答案 (in)keeping up with the rest of the class

解析 ①have trouble(in)doing sth．为固定用法，意为“做某事有困难”，在这个结构中介词in可以省略，其后用动名词形式；②“跟上”可译为keep up with；③“班里其他同学”可译为the restof the class。

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