24.One recent prediction is that within the next 50 years, it ______ possible to link the human brain directly with a computer.
A.is | B.will be | C.would be | D.Was |
33. —We want to sit at the table near the door.
—I’m sorry, but it _______ already.
A.was taken | B.has taken | C.will be taken | D.has been taken |
32.Customers are asked to make sure that they_____ the right change before leaving the shop.
A.will give | B.have been given | C.have given | D.will be given |
30.The novels written by the author sell best, but five years ago no one could have imagined how great a role he________in the literary world.
A.was playing | B.played | C.was to play | D.had played |
19.—Flight 331 _____.I'd better be on my way.Goodbye.
—Bye.Happy landing!
A.is announced | B.is being announced |
C.is announcing | D.has announced |
33. Nowadays, use____of certain waste materials to protect the environment.
A.is making | B.will make | C.is being made | D.will be made |
31. How to solve the problem __________ in the meeting right now
A.was being discussed | B.are being discussed |
C.is being discussed | D.is going to discuss |
25. ------- What’s that noise?
--------- Oh, I forgot to tell you. The new machine ____________.
A.was tested | B.will be tested |
C.is being tested | D.has been tested |
—Now the weight. Only 115. You’d better put on a few pounds.
—Well, actually, I ________ like a horse.
A.ate | B.was eating | C.have been eating | D.will eat |
—Where have you been all day?
—I _______ some former classmates and I couldn’t get back until it was dark.
A.have met | B.met | C.would meet | D.had met |
—How much of the foreign expert’s speech have you understood?
—Next to nothing. I wish I _______ harder at English.
A.worked | B.had worked | C.would work | D.were working |
Mr. Keller ______ forty cigarettes a day until he gave it up.
A.had smoked | B.smokes | C.have smoked | D.smoked |
—Hello, can I speak to Robert, please?
—Hold on, please. He ________ in the garage.
A.has worked | B.is working | C.worked | D.will work |
Are you really suggesting she __________ this on purpose?
A.do | B.did | C.doing | D.would do |