He began learning English----last year.A since B from C by D

问题描述:

He began learning English____last year.A since B from C by D for
应该选那一个.我认为选A ,
1个回答 分类:英语 2014-09-25

问题解答:

我来补答
最佳的答案应是什么也不填.句子 He began learning English last year.就已经很标准了.如果非要从这四个选项中选一个,当然是B.from.因为since 要用于完成时态.
 
 
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