i'll wait until he was written his letter这里为什么从句用现完还有像 we are going after we've had breakfast

来源:学生作业学帮网 编辑:学帮网 时间:2024/07/06 18:04:46

i'll wait until he was written his letter
这里为什么从句用现完
还有像 we are going after we've had breakfast

因为这两者都强调要在“写信”(或“吃早餐”)这个动作完成之后,我(们)才能接着做其他的事情----强调后者的重要性.

用现在完成时,因为have breakfast这个动作已经完成!

因为是“吃完”早饭,所以要用完成时