The old man's ______ pity on the snake led to his own death.
| A.take | B.taking | C.being taken | D.have | 
The patient will have to remain in hospital for another week ____the recent medical report.
| A.on behalf of | B.on the basis of | C.on the side of | D.on top of | 
Studying alone, you are free to choose what to learn and when, ____ you don’t need others’ agreement.
| A.while | B.if | C.though | D.as | 
—Why did you drop the chance of earning big money?
 —____. You know, I don’t want to get rich by taking risks.
| A.All is well that ends well | B.One man’s meat is another’s poison | 
| C.Better safe than sorry | D.No sweet without sweat | 
Some experts are warning that the step the US government has taken to deal with the current crisis is ____of much risk.
| A.ones | B.one | C.that | D.those | 
After the adjustment of financial policies, many netizens put up posts, 90 percent ____carried the message of approval.
| A.of which | B.of whom | C.of them | D.of what |