Professor Smith, along with his assistants,______ on the project day and night to meet the deadline.
| A．work | B．working | C．is working | D．are working |
As ____ changed, and whatever men can do, women can do, too.
| A．age has | B．ages have | C．times have | D．time has |
At present, one of the arguments in favor of the new airport ________ that it will bring a lot jobs to the area.
| A．is | B．are | C．will be | D．were |
Either you or one of your students ______ to attend the meeting that is due tomorrow.
| A．are | B．is | C．have | D．be |
The population of Jiangsuto more than twice what it was in 1949. The figure is now approaching 74 million.
| A． | has grown | B． | have grown | C． | grew | D． |
are growing
|
The number of foreign students attending Chinese universities ________ rising steadily since1990. 
| A．is | B．are | C．has been | D．have been |
When and where to go for the on-salary holiday____yet.
| A．are not decided | B．have not been decided |
| C．is not being decided | D．had not been decided. |
She has set a new record, that is, the sales of her latest book ___50 million.
| A．have reached | B．has reached | C．are reaching | D．had reached |
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. |
–Have you heard the latest news?
-No, what ____?
| A．is it | B．is there | C．are they | D．are those |
The father as well as his three children ___skating on the frozen river every Sunday afternoon in winter.
| A．is going | B．go | C．goes | D．are going |
All I have learned about the exam____ that three students faileD.
A. is B. are C. will be D. have been
All but Tom ___that film before.
| A．has been | B．have seen | C．must see | D．had seen |
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