Did you lock the door?—No,I ____,but I forgot.A.should B.must have C.must D.should have 既然说了no,那就说明不是了,可选项里又没有,不可能是BC,A不行?
问题描述:
Did you lock the door?—No,I ____,but I forgot.A.should B.must have C.must D.should have 既然说了no,那就说明不是了,可选项里又没有,不可能是BC,A不行?
答