Emergency line operators must always _______calm and make sure that they get all the information they need to send help.
A. grow B. appear B. become D. stay
My father warned megoing to the West Coast because it was crowded with tourists.
| A． | by | B． | on | C． | for | D． | against |
Joining the firm as a clerk, he got rapid promotion,andas a manager.
| A． | ended up | B． | dropped out | C． | came back | D． | started off |
Traditional folk arts of Tianjin like paper cutting_______at the culture show of the 2010 Shanghai World Expo.
| A．are exhibiting | B．is exhibiting | C．are being exhibited | D．is being exhibited |
Mark_______have hurried. After driving at top speed .he arrived half an hour early.
| A．needn’t | B．wouldn’t | C．mustn’t | D．couldn’t |
------ Professor Johnson, I’m afraid I can’t finish the report within this week.
------_______How about next week?
| A．Good for you | B．It won’t bother me | C．Not at all | D．That’s OK |