—______ do you have a swimming class?
—Once a week.
| A． |
How much |
B． |
How soon |
C． |
How often |
The workers can ____ the waste things ____ something useful.
| A．make, into | B．change, into | C．make, in | D．change, to |
---- _____ ? ---- I am 1.7 metres tall.
| A．How old are you | B．How tall are you | C．How big are you | D．How are you |
Mr. Smith ____ the village since last year.
| A．left | B．has left | C．has been away from | D．was away from |
Liu Xiang is well known all over the world, he ____ to appear in films.
| A．asks | B．is asked | C．asked | D．will ask |
The sign “No Smoking” can be seen ____.
| A．in a hospital | B．in the street | C．in a cinema | D．Both A and C |