—How long ____ you ____ in Singapore?
—For just the weekend. I’ll be back next Monday morning．
| A．have; stayed | B．are; staying |
| C．did; stay | D．do; stay |
It is in Qingdao ______ you are going to pay a visit to _____ this kind of washing machine is produced.
| A．/; that | B．where; which | C．/; where | D．what; which |
The number of the employees has grown from 1,000 to 1,200. This means it has risen ____ 20 percent.
| A．by | B．at | C．to | D．with |
The boss ordered that the work ______ right away.
| A．should finish | B．finished | C．would be finished | D．be finished |
There ____ quantities of apples in the basket and there was _____ milk in the bottle.
| A．were; a number of | B．was; quantities of | C．was; a good many | D．were; a quantity of |
As is known to us all, failure usually _____ laziness while hard work can ______ success.
| A．results from; lie in | B．results in; results from |
| C．leads to; lie in | D．results from; result in |