How many more decades will have to pass ____ scientists succeed in providing a cure for cancer?
| A．when | B．since | C．before | D．until |
--Remember the first time we met?
---Sure. You _____________ the novel Gone With the Wind in the library.
| A．had borrowed | B．have borrowed | C．were borrowing | D．borrowed |
Liang Bo, __________ rock singer from Changchun, gained ________ great support from his fans in the programme The Voice of China.
| A．the; 不填 | B．a; a | C．a; 不填 | D．the; a |
My sister is _______ about what she eats, otherwise she would not be so thin.
| A．special | B．curious | C．particular | D．specific |
A sudden snowstorm occurred in Hangzhou in February, 2012, ____ great inconvenience in transport.
A. causing B caused C. to cause D. having caused
Please do me a favor-----_________ a seat for me in case the hall is too crowded.
| A．to save | B．saving | C．save | D．saved |