Ahmadi Nacer Eddine
커뮤니티 튜터
They__________learnt English.
could have
should have
must have
80명 참여함
2023년 6월 9일 오전 10:28
답변 · 3
Why it's must have and not could have ?
2023년 6월 9일
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
2023년 6월 10일
2023년 6월 9일
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