— The room is so dirty. _____ we clean it ?
— Of course.
| A．Will | B．Shall | C．Would | D．Do |
_____ in the mountains for a week, the two students were finally saved by the local police.
| A．Having lost | B．Lost | C．Being lost | D．Losing |
---Sorry, I made a mistake again.
---_____. Practice more and you’ll succeed.
| A．Never mind | B．Certainly not | C．Not at all | D．Don’t mention it |
While shopping, people sometimes can’t help___into buying something they don’t really need.
| A．to persuade | B．persuading | C．being persuaded | D．be persuaded |
What a pity! I missed meeting my boss at the airport because my car was ____in the traffic jam.
| A．broken up | B．kept away | C．held up | D．kept up |
His wife, to whom he _____ for 20 years, died of cancer last Thursday.
| A．had married | B．has been married | C．has married | D．had been married |