msorrywearelate的知识精选

 We        arriveatsix.ButI’msorrywearelate. A.should  ...
问题详情: We        arriveatsix.ButI’msorrywearelate. A.should        B.weresupposedto    C.must              D.oughtto【回答】B知识点:情态动词题型:选择题...
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