. I got an e-mail from Liu Xin, ___ said she was going abroad for further study.
| A．who | B．she | C．which | D．it |
It was not until nearly a month later____________I received the manager's reply
A. since B when C. as D. that
When and where to build the new factory_______- not yet decided yet.
A. is B are C. has D. have
Could you please________-me a clean shirt from my bedroom ?
A. take B bring C. fetch D. carry
We all need knowledge from the past — ______ it comes from personal experience or from studying history. It is our only guide to the future.
| A．as | B．whether | C．how | D．when |
The patient has tried quite a few kinds of medicine, but ______ had any effect on his disease.
| A．none | B．nothing | C．neither | D．no one |