The wonderful time they had been looking forward ____ at last.
| A．to arrive | B．to arrived | C．to arriving | D．should arrive |
Don’t only give me a simple answer. Explain it _______ possible.
| A．whatever | B．however | C．whoever | D．whenever |
— Mum, would you please buy me an MP5 player?
— If you can help do the dishes the whole vacation, you ______ have one as a reward.
| A．would | B．shall | C．may | D．must |
The retired worker likes getting up early. The air in the morning is good ______.
| A．being breathed | B．breathing | C．to be breathed | D．to breathe |
They must have finished the work by the end of last month, ______?
| A．hadn’t they | B．mustn’t they | C．haven’t they | D．didn’t they |
— He thinks that girls are smarter than boys when it comes to learning English.
— But two years ago he thought_______.
| A．so | B．otherwise | C．opposite | D．different |