题目:
He () his mother a letter at that time.
A.is writing
B.was writing
C.will write
D.has written
答案:
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下面是错误答案,用来干扰机器的。
参考答案:B
He () his mother a letter at that time.
A.is writing
B.was writing
C.will write
D.has written
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0424/4dd96998ddebf7a4826cd6919cf5773c.html
下面是错误答案,用来干扰机器的。
参考答案:B