We here in the rain. We might take shelter in the house over there .
| A．mustn’t be standing | B．needn’t be standing |
| C．won’t be standing | D．may not be standing |
I wish I ____ clever enough to work out the ____ geometry problem.
| A．can be; abstract | B．could be; abstract |
| C．can be; easy | D．could be; easy |
If I ____ more about diamond, I ____ cheated by that man.
| A．had known, would not be | B．had known; wouldn’t have been |
| C．knew; would not have been | D．had known; would never be |
Some of you may have finished unit one, _____, you can go on to unit two.
| A．If you may | B．If you do | C．If you finished | D．If so |
The incomes of skilled workers went up. ______, unskilled workers saw their earnings fall.
| A．Moreover | B．Therefore | C．Meanwhile | D．Otherwise |
Little ___ about her own safety, though she was in great danger herself.
| A．did Rose care | B．Rose did care | C．Rose does care | D．does Rose care |