问题描述:
We ought to have received the parcel yesterday,but it didn’t arrive
为什么ought to +have received?
不是原形吗?怎么好像是现在完成时?(have received)我刚刚上初二,是我猜的,
为什么ought to +have received?
不是原形吗?怎么好像是现在完成时?(have received)我刚刚上初二,是我猜的,
问题解答:
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