—Do you think the weather will ?
—I don’t think so,the weather is changing all the time during these days.
| A．keep back |
| B．keep up |
| C．keep out |
| D．keep up with |
In the United States, there is always ____ flow of people to areas of ______ country where more jobs can be found.
| A．a; the | B．the ; a | C．the; the | D．a; a |
I ate _________ sandwich while I was waiting for _________ 20:08 train.
| A．the, a | B．the, the | C．a, the | D．a, a |
--- I am so sorry to have come late for the meeting.
--- It is not your fault. With __ rush-hour traffic and __ heavy rain, it is no wonder you were late.
| A．a; a | B．the; the | C．/; / | D．/; a |
We went right round to the west coast by ______ sea instead of driving across ______ continent.
| A．the; the | B．不填；the | C．the; 不填 | D．不填；不填 |
Have you heard ______ news？The piece of _______ petrol is going up again!
| A．the, the | B．不填，the | C．the, 不填 | D．不填，不填 |