—How unhappy your roommate looks!
—Yes, but he's not willing to tell me what it is _______ is troubling him.
| A．what | B．which | C．as | D．that |
In the USA, the students who study business is more than _______ those who study agriculture.
| A．as many as ten times | B．as ten times than |
| C．ten times as many as | D．than ten times |
—— Ann is in hospital.
____ Oh ,really? I ______ know. I ______ go and visit her.
| A．didn’t, am going to | B．don’t , would | C．don’t, will | D．didn’t, will |
Mr. Brown, ______ chairman of the trade union, will visit our factory in _____ month of May.
| A．/; the | B．a; the | C．the; / | D．the; the |
–How often do you eat out?
–____, but usually once a week.
| A．Have no idea | B．It depends | C．As usual | D．Generally speaking |
Mr. Brown, please point out my spelling mistakes, _____.
| A．if may | B．if have | C．if any | D．if has |