16. The black horse is___________ of the pair.

　　A. the strongest B. the stronger

　　C. the strong D. quite strong

　　17. It is a rule in his family that __________ comes home earlier should cook the dinner for the family.

　　A. anybody B. who C. who that D. whoever

　　18. I really wonder__________ he has posted me many parcels___________ we didn’t work together.

　　19. --How long ___________ each other before they__________ married?

　　--For about a year.

　　A. have they known;get

　　B. did they know; were going to get

　　C. do they know;are going to get

　　D. had they known; got

　　20. Michael __________ here to see you and he____________ a note on your desk.

　　A. has come; had left

　　B. has been; has left

　　C. has come; left

　　D. has been; left

　　21. —When__________ and visit our exhibition next month?

　　— When_______, I will let you know.

　　A. will he come; he will come

　　B. will he come; he comes

　　C. does he come; he will come

　　D. does he come; he comes

　　22. What worried the child most was _________ to visit his mother in the hospital.

　　A. his not allowing B. his not being allowed

　　C. his being not allowed D.having not been allowed

　　23. I__________ you somewhere before, but your name has escaped me_________.

　　A. must see;for a moment B. must have seen; for a moment

　　C. must see;for the moment D. must have seen; for the moment

　　24. We're leaving at six o'clock ,and hope_________ most of the journey by lunch time.

　　A. to do B. to have done C. to make D. to have made

　　25. She was afraid __________ the dog in case it became dangerous.

　　A. of exciting B. to excite

　　C. that she excited D. to be exciting

　　26.The bad weather meant__________ the rocket launch(发射)for 48 hours,.

　　A.delaying B.having delayed

　　C.to delay D.to have delayed

　　27.D0 you consider it any good__________the truck again?

　　A.to repair B.repairing

　　C.repaired D.being repairing

　　28._____________to somebody，a British person often shakes hands with the stranger.

　　A.Introducing B.To introduce

　　C.To be int.roduced D.On being introduced 。

　　29.__________ in thought，he almost ran into the car in front of him.

　　A.Losing B.Having lost C.Lost D.To

　　30.Mary ___________to see you.She._________ for you downstairs at the moment.

　　A.has come;is waiting B.came;is waiting

　　C.has come;waited D.came;was waiting