Polar explorers have to be extremely _____ to bear the climate and other hardships.
| A．tough | B．rough | C．difficult | D．brave |
His explanation that he is at________loss what to do next doesn’t hold________water.
| A．a；/ | B．a；the |
| C．the；/ | D．/；/ |
With economy getting worse，we have reached the point________we have to cut down our daily expenses.
| A．that | B．which |
| C．when | D．where |
To________the global financial crisis，our country has worked out a string of forceful measures over the past months.
| A．deal with | B．agree with |
| C．turn out | D．put out |
The hurricane was________powerful that quite a lot of big trees in our town were knocked over last night.
| A．very | B．too |
| C．so | D．such |
I might fail，but________I insist on doing it.I never lose heart.
| A．someway | B．anyhow |
| C．then | D．meanwhile |