He paid for a seat, when he________have entered free.
| A．could |
| B．would |
| C．must |
| D．need |
________such heavy pollution already, it may now be too late to clean up the river.
| A．Having suffered |
| B．Suffering |
| C．To suffer |
| D．Suffered |
John, look at the time，________you play the piano at such a late hour?
| A．Must |
| B．Can |
| C．May |
| D．Need |
—Are you coming to Jeff's party?
—I'm not sure. I________go to the concert instead.
| A．must |
| B．would |
| C．should |
| D．might |
Mr. Bush is on time for everything. How________it be that he was late for the opening ceremony?
| A．can |
| B．should |
| C．may |
| D．must |
Tom, you________leave all your clothes on the floor like this!
| A．wouldn't |
| B．mustn't |
| C．needn't |
| D．may not |
There________be something wrong with my computer.
| A．should |
| B．must |
| C．will |
| D．can |
We thought of selling this old furniture, but we've decided to________it. It might be valuable.
| A．hold on to |
| B．keep up with |
| C．turn to |
| D．look after |
The company is starting a new advertising campaign to________new customers to its stores.
| A．join |
| B．attract |
| C．stick |
| D．transfer |
In the keen competition of this international tennis tournament, she________won the championship.
| A．privately |
| B．distantly |
| C．locally |
| D．narrowly |
Many people agree that________knowledge of English is a must in________international trade today.
| A．a；/ |
| B．the; an |
| C．the; the |
| D．/; the |
I have no idea if he________the meeting.
| A．will attend |
| B．attends |
| C．will have attended |
| D．would attend |
—When________again?
—When he________， I'll let you know.
| A．will he come; will come |
| B．he comes; comes |
| C．will he come; comes |
| D．he comes; will come |
You should make it a rule to leave things________you can find them again.
| A．when |
| B．where |
| C．then |
| D．there |
After swimming in the sea, they came out of water and lay on the________for a rest.
| A．bank |
| B．coast |
| C．seaside |
| D．beach |
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