Question

It ____ six years since they last saw each other.

It ____ six years since they last saw each other.
A. was B. had been C. is D. would have been
为什么选啊4. Now that she is out of a job, Lucy _____ going back to school, but she hasn’t decided yet.
A. had considered B. has been considering C. considered D. is going to consider

这题解释 和答案的解释 3.Hey, where you are going!
—Oh, I’m terribly sorry, ____.
A. I’m not noticing B. I wasn’t noticing
C. I haven’t noticed D. I don’t notice

Answer 1

第一题选C，一般有since 这个单词，大多用完成时，所以这里本应添has been，但是这是一个特殊句式，It is 加一段时间 since ……，所以选C，此处可以翻译为：自上次见面以来，他们已有6年没见面了第二题选B，因为是but she hasn’t decided yet，也就是说Lucy还没有决定好，所以是正在考虑，并有继续考虑下去的趋势，所以用现在完成时第三题选C，可翻译为：我刚刚没有注意到，也就是说，现在已经注意到了，所以选B

Answer 2

BDC