Every possible means ______ to prevent the air pollution, but the sky is still not clear.
| A．is used | B．are used | C．has been used | D．have been used |
E-mail, as well as telephone,______ an important part in daily communication.
| A．is playing | B．have played | C．are playing | D．hoped |
---“Each of the students, working hard at his or her lessons,_____ to go to university.”
----“So do I.”
| A．hope | B．hopes | C．hoping | D．hoped |
Not only ______interested in football but ______beginning to show an interest in it.
| A．the teacher himself is … all his students are |
| B．the teacher himself is …are all his students |
| C．is the teacher himself …are all his students |
| D．is the teacher himself …all his students are |
–Have you heard the latest news?
-No, what ____?
| A．is it | B．is there | C．are they | D．are those |
The first use of atomic weapons was in 1945, and their power ____increased enormously ever since.
| A．is | B．was | C．has been | D．had been. |
He is the only one of the students who _______a winner of scholarship for three years.
| A．is | B．are | C．have been | D．has been |
As I have a meeting at four, ten minutes _____ all that I can spare to talk with you.
| A．are | B．was | C．is | D．were |
The number of people present at the meeting ______ about one thousand, a large number of whom ______ experts from abroad.
| A．was; was | B．was; were |
| C．were; were | D．were; was |
He, together with his friends，_______ coming to visit us this weekend.
| A．is | B．are | C．will | D．should |
The teacher as well as 6 girls and 8 boys from her class ________visiting a museum when the earthquake struck the city.
| A．was | B．were | C．had been | D．is |
The company invested 80 percent of the money in training the staff, the rest of which ____saved for other purposes.
| A．is | B．are |
| C．was | D．were |
The young ________ the hope of our country.
| A．is | B．are | C．were | D．was |
Not the teacher but the students _____ excited.
| A．is | B．has | C．are | D．have |
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