A lot of research and studies have shown that Trench oil, taken out from kitchen waste,______ the increase of cancers.
| A．appeals to | B．attends to | C．contributes to | D．devotes to |
---- I hear that Jason is planning to buy a car.
---- I know. By next month, he _enough for a used one.
| A．will have saved | B．will be saving | C．has saved | D．saves |
Only with the greatest of luck _to escape from the rising flood waters.
| A．managed she | B．she managed | C．did she manage | D．she did manage |
The new law states that people _________ drive after drinking alcohol.
| A．wouldn't | B．needn't | C．won't | D．mustn't |
As Jack left his membership card at home, he wasn't allowedinto the sports club.
| A．going | B．to go | C．go | D．gone |
Is honesty the best policy? We _that it is when we are little.
| A．will teach | B．teach | C．are taught | D．will be taught |