It has been proved_____ taking exercise regularly does good to one’s health.
| A．whether | B．when | C．what | D．that |
The spokesman said that this was a（n）____negotiation （谈判） because it solved a lot of problems between the two sides．
| A．attractive | B．defensive | C．protective | D．productive |
Although the average reader spends more than 4, 000 pounds on books in their lifetime, 55 percent say they buy them for decoration and have no____of reading them．
| A．advantage | B．attempt | C．evidence | D．intention |
A warm thought suddenly came to me _______I might use the pocket money to buy some flowers for my mother’s birthday．
| A．if | B．when | C．that | D．which |
These teenagers don’t know much of the world yet; that’s why they are so easily _________ ．
| A．taken in | B．taken on | C．taken up | D．taken over |
It takes more than knowledge and intelligence to ______ a good researcher．
| A．make | B．turn | C．get | D．grow |