—How long has Kangkang _____from home?
—For five days.
| A．left | B．been away | C．be away | D．leave |
—I have never visited the Great Wall.
—_____.
| A．Neither have I. | B．I haven’t now. |
| C．So have I. | D．So I have. |
There are ninety teachers in our school. _____ of them are men.
| A．Two third | B．Two threes |
| C．Two thirds | D．Second three |
—_____ the population of the U.S.A. in 2005?
—It _____ about 296 million.
A. What is; is B. What was; was
C. How many is; was D. How many was; is
—Does your father still smoke?
—No, he has succeeded in _____smoking for three years.
| A．giving up | B．give up |
| C．gives up | D．gave up |