— ____ will you finish your homework?
— In half an hour.
| A．How long | B．How far | C．How soon | D．How often |
— Your parents have never learned English, _____?
— Yes, they learned a little.
| A．have they | B．haven’t they | C．didn’t they | D．don’t they |
— Sixteen –year-olds should ____ to drive.
| A．not be allowed | B．be allowed | C．not be allowed | D．be allow |
_____ my uncle _____ my aunt are reporter.
| A．Neither; nor | B．Both; and | C．Either; or | D．Not only ; but also |
—If there are _____ people driving, there will be ____ air pollution.
— Yes , the air around us will be fresher and cleaner.
| A．fewer; less | B．less; fewer | C．fewer; fewer | D．less; less |