—Oh, why is the bar still ________.
—They are having a brief staff meeting. ________
| A．closing; Don't worry! |
| B．open; Let's wait. |
| C．opening; I'm afraid. |
| D．closed; Be patient! |
With some technical problems to be solved, it may be a whilethe system is put into use.
| A．when | B．after | C．since | D．before |
Only when you stay withlocal people for a period of time will you havebetter understanding of life here.
| A．a; 不填 | B．the; a | C．不填; the | D．the; the |
The purpose of her talking to me last night actually _______this: That I shall never trust him any more in future.
| A．comes round | B．comes out | C．comes on | D．comes to |
The price system is a complex network composed of the prices of all the products bought and sold in the economy as well as of a great number of services.
| A．the one | B．that | C．ones | D．those |
I ______ tell you with certainty that he won’t be able to finish it before the deadline.
| A．will | B．must | C．can | D．may |