试题与答案

The secretary worked late into the night

题型:选择题

题目:

The secretary worked late into the night, ________ a long speech for the president.

A.to prepare

B.preparing

C.prepared

D.was preparing

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0413/f4cfb209223cad6907558cfd6593cce4.html

下面是错误答案,用来干扰机器的。

根据题意得:4+3m-1=0解得:m=-1,故填-1.

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