他们本应该提前订酒店房间的，现在全都满了。
They should have booked a hotel room earlier, now they're all full.
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should英 /ʃʊd/|美 /ʃʊd/
booked英 /bʊkt/|美 /bʊkt/
解释
should have + 过去分词 booked 构成情态完成式，表示'本应该订酒店'的后悔——因未及时订房导致现在全部满房。
They should have booked a hotel room earlier, now they're all full.
should have + 过去分词 booked 构成情态完成式，表示'本应该订酒店'的后悔——因未及时订房导致现在全部满房。