—Why did Miss Li resign from the present position so abruptly?
—As far as I know, she _______ for higher wages, but was turned down in the end.
| A．broke off | B．gave away |
| C．went on | D．held out |
Lawrence Craven, a doctor from the USA, is the author of several published reports, one of ________ introduced the idea in 1953 ________ aspirin could reduce the risk of heart attacks.
| A．them; when | B．which; that |
| C．what; that | D．which; when |
It was thirty years _______ he was invited as an outstanding alumnus to celebrate the 128th anniversary of the university.
| A．as | B．while |
| C．before | D．until |
I prefer buying a new flat in Pudong New Area to living in _______close to Jing'an Temple, as I want to live with my parents in Zhangjiang Hi-Tech Park.
| A．it | B．that | C．one | D．the one |
Before selecting curtains for your newly-decorated house, it’s important to know what color look great ________ the wall paper.
| A．on | B．with | C．in | D．against |
When asked what they would volunteer to do, ________ said they were willing to do something they could.
| A．half of these | B．half of which |
| C．half of whom | D．half of them |