-Car prices have been going down sharply in the last 20 years.
-It's not surprising because the law of market __________ the price of a product.
| A．is controlling | B．controls |
| C．has controlled | D．controlled |
35．—Are you still very busy？
—Yes，I ______ the report for the manager and it won’t take long．
| A．have just finished | B．am just finishing |
| C．had just finished | D．am just going to finish |
34．I don’t say I am against their plan. But the trouble is _________ they do doesn’t agree with what they say.
| A．what that | B．that what | C．that whether | D．what if |
33．Not until he called the secretary three times ______ that the manager went to an important meeting．
| A．did he tell | B．he told | C．was he told | D．he was told |
32．When and where to go for the on-salary holiday still .
| A．are remained to decide | B．is remaining to decide |
| C．remain to be decided | D．remains to be decided |
31．Scientists have been curious about that fish. How does it live _______most fish would freeze to death?
| A．where | B．in where | C．the place where | D．in which |