How many nationalities________ our country __________?
| A．is; consisted of | B．does; make up |
| C．is made from | D．does; consist of |
With the situation worsening between China and Japan, the world’s attention is fixed again on_______ is called the East Asia.
| A．which | B．what | C．that | D．it |
I ___________ to phone her all day, but whenver I phone her, the line is engaged.
| A．tried | B．had been trying | C．have tried | D．have been trying |
Not until the press reported the pollution _________ why the water supply had been cut off.
| A．people did know | B．people had known |
| C．did people know | D．had people known |
We are said to be living in ________ Information Age, _______ time of new discoveries and great changes.
| A．an, the | B．/, the | C．/, a | D．the, a |
Spring comes and the grass is beginning to ____________.
| A．stand up | B．come up | C．bring up | D．build up |