A.should solve; agreed | B.solve; agree | C.solved; should agree | D.solved; agreed |
A.can | B.should | C.must | D.may |
A.need have used | B.must have used | C.could have used | D.can have used |
A.ought to tell | B.must have told | C.might have told | D.should have told |
A.be sent | B.was sent | C.should send | D.would be sent |
A.spent | B.were spending | C.had spent | D.could spend |
© 2017-2019 超级试练试题库,All Rights Reserved.