Once upon a time, a （n）__________ famous scientist said that life was not easy for any of us but first of all we should believe in ourselves.
| A．another |
| B．sure |
| C．some |
| D．certain |
Losing weight may not be just about what you eatwhen you eat it, according to a new study.
| A．so | B．and | C．but | D．for |
Go anywhere in China on________ clear day in springtime and you’re bound to see people flying ________kites. It’s a favorite outdoor activity in China.
| A．a; the | B．a ;/ | C．the; / | D． the; the |
--- Some more wine?
--- Thank you. ______. I have to drive home.
| A．With pleasure | B．I’d rather not | C．That would be nice | D．Just what I need |
The evidence has ______ the first witness’ story.
| A．confused | B．accumulated | C．attached | D．confirmed |
In these years, the shortages of water has become a ______ problem.
| A．global | B．historical | C．chemical | D．local |