All passengers ____, please fasten your seat belts and remain seated ____the plane is landing．
| A．on board; until | B．abroad; since | C．on the board; before | D．aboard; when |
—Miss Wang，I feel very nervous with the competition approaching.
—.As long as you can finish it，it is a victory.
| A．Take your time | B．Take it easy |
| C．No problem | D．It's hard to say |
Could you give me a hand？It seems that my strength has .
| A．used up | B．run out |
| C．been given out | D．run out of |
Had I been a little more careful，I such a foolish mistake.
| A．won't make | B．hadn't made |
| C．didn't make | D．wouldn't have made |
English is _____as Chinese.
| A．as difficult a subject |
| B．as a subject difficult |
| C．as subject difficult a |
| D．so subject a difficult |
________ we don’t care about ourselves, we don’t want our kids to live in a bad environment．
| A．In order that | B．Even if |
| C．In case | D．Now that |