With his help ,we ___ finish the work on time.
A.were able to
B.could
为什么选A?
人气：265 ℃ 时间：2019-09-17 10:30:21
解答
这道选择题要先注意时态,不难发现这是一道关于过去时态的题目
分析句子,有了他的帮助,我们____准时完成了工作.
看选项A were able to原形是 be able to 能做谋事
Bcould能...
A 选项一般强调过去时态和将来时态,而B选项是情态动词,只能用于一般现在时.
故选A
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