Now a lot of new technologies can ________ problems in industry.
| A．be applied to solve | B．be applied to solving |
| C．apply to solve | D．apply to solving |
We ________have bought so much food now that Suzie won’t be with us for dinner.
| A．may not |
| B．needn’t |
| C．can’t |
| D．mustn’t |
We had a party to ________ Mother’s silver wedding.
| A．congratulate |
| B．celebrate |
| C．win |
| D．defend |
The book is neither yours nor mine. Whose ________ it be?
| A．must |
| B．may |
| C．should |
| D．can |
On National Day, people sing and dance to ________the birth of our country.
| A．congratulate |
| B．celebrate |
| C．greet |
| D．salute |
When a pencil is partly in a glass of water, it looks ________ it were broken.
| A．as |
| B．as if |
| C．even if |
| D．that |