Someone is ringing the doorbell. Go and see ______ .
| A．who is he | B．who he is | C．who it is | D．who is it |
Now I need some time to my thoughts thoroughly, because I want to give them a perfect report. After all, it is the first time that I have visited this school and given a lecture to the students.
| A．make out | B．bring out |
| C．leave out | D．sort out |
According to the data, China supplies more than 90 percent of the world’s rare earth metals, but its reserves only about one third of the world’s total.
| A．take up | B．build up |
| C．make up | D．polish up |
— Let’s Football World tonight, Frank. Okay? Just this once!
— Let me guess. You want to watch the History Channel, don’t you?
| A．employ | B．skip |
| C．modify | D．review |
—Shall Tom go and play football?
—Not unless he ______ his homework.
| A．has finished | B．finished |
| C．is to finish | D．would finish |
There is no doubt that the official was very weak-willed, otherwise he .
| A．would not be defeated |
| B．had not been defeated |
| C．were not defeated |
| D．would not have been defeated |