UC知道：想知道神马，提问回答学习问题百度都知道

They had wanted to help but___get there in time

来源：百度知道编辑：UC知道时间：2024/06/08 03:41:27

A can"t
B couldn"t
为什么选B

couldn't 是 can't 的过去形式；通过 wanted可以分析出这句话说的是过去的情况。

他们“不能”准时到达这个“不能”是过去的“不能”。

因为说的是过去的事。

过去式。所以选B。。

have done过去完成时在时间上早于过去时，“想要帮忙”和“没能赶到”显然是前者先于后者，在保持时态一致（都是过去时）的前提下，只能选B了~

For many years they had wanted a child They wanted to learn _____ they could _______ experience they had! 英译汉-They had They wanted to have ___for Lucy. They had done that before After they had a rest, they went on ___ They had learned 3000 English words ____. they wanted to know ____ with his nose.选择题 They had a good preparation for the project,so they had little__all the work.