搜尋自 英語 {1} 教師……
Ahmadi Nacer Eddine
輔導教師They__________learnt English.
could have
should have
must have
80 人已做了小測驗
2023年6月9日 10:28
解答 · 3
2
Why it's must have and not could have ?
2023年6月9日
All three are correct, but they have different meanings:
They could have learned — It was possible for them to learn
They should have learned — They had an obligation to learn
They must have learned — I am sure that they learned
2023年6月10日
must
2023年6月9日
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