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单选题英语学科

2020-09-21

( ) Some students have difficulty_______English, so they often ask their English teacher for help.

A．learn

B．to learn

C．learning

D．learnt

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参考答案

C

答案解析

has／have difficulty(in)doing sth．“做某事有困难”，其中介词“in”可省略，本题答案选C。

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