--May I use your mobile phone? ---_________.
| A．Why not? | B．OK, enjoy yourself | C．Go ahead | D．You’d better not. |
The report you’ll ______must be clear and correct．Don’t let the typist make any spelling mistakes．
| A．have typed | B．have type | C．have to type | D．have typing |
Never give up your effort, ______ you are sure to get what you’re trying to get．
| A．and | B．before | C．or | D．but |
．—Come in and have a look．Where can you find a so high-quality gift for your loved ones?
—______．Thank you．We have no intension to buy．
| A．That just depends | B．Let us be | C．It’s nothing | D．Take it easy |
Have you any idea ______we can do to help those ______are in great need?
| A．how; who | B．what; / | C．whether; that | D．what; who |
______ turned out that an army officer set off the bombs．
| A．What | B．It | C．They | D．As |