Question

— Linda hasn’t shown up yet.
— It’s strange. She ____

1. A.
   could
2. B.
   might
3. C.
   must have
4. D.
   should have

Answer 1

D
考查情態(tài)動(dòng)詞。should have done 本應(yīng)該做某事，而實(shí)際上沒(méi)有做。句意：琳達(dá)還沒(méi)有出現(xiàn)。真奇怪，她本該出現(xiàn)的，所以選D，should have后省略了shown up。