题目内容

【题目】Tom very hard to learn Maths, but he was still not good at it.
A.tries
B.tried
C.is trying
D.will try

【答案】B
【解析】句意:汤姆很努力地学习数学,但他仍然数学不很好。根据句意及题干分析由but he was still not good at it可知此句应用一般过去时态,所以填B。

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