______ we go to work every day is obvious, that is, for life.
| A．How | B．What | C．Why | D．When |
Some audience(观众)_______that it usually takes too long to watch the ads during the TV series .
| A．explain | B．complain | C．claim | D．stand |
The football match will be put off ,if it______.
| A．will rain | B．rains | C．rained | D．is raining |
He decided not to attend her birthday party ______ he had been invited..
| A．even if | B．because | C．as if | D．as though |
We haven’t got enough books for everyone to have one: some of you will have to ______.
| A．spare | B．save | C．share | D．enjoy |
My brother _______ the army two years ago.He has ______ for two years.
| A．joined in ; joined | B．joined ; been a soldier |
| C．joined in ; become a soldier | D．joined; joined in |