The president promised to keep all the board members _____ of how the negotiations were going on．
| A．inform | B．informing |
| C．be informed | D．informed |
At the meeting they discussed three different____to the study of mathematics.
| A．approaches | B．means | C．methods | D．ways |
Math is_______ mathematics.
| A．short for | B．in short | C．short | D．shortage |
Mary wanted to travel around the world all by herself, but her parents did not___her to do so.
| A．forbid | B．allow | C．follow | D．ask |
—You look tired.
—Yes. I _____ non-stop until twelve o’clock.
| A．hasn’t been working | B．wasn’t working | C．was working | D．didn’t work |
After that he didn’t feel hungry _____.
A no moreB any moreC no longerD some longer