Not only________ vital for reducing fever and helping stop pain, but there are also other things that aspirin can help with.
| A． aspirin has proved | B．did aspirin prove |
| C．has aspirin proved | D．aspirin proved |
The twins,______at birth,do not know each other .
| A．separated | B．being separated | C．having separated | D．having been separated |
______to looking after her sick father for 2 years ,she badly needed a holiday.
| A．Devoting | B．Having devoting | C．Having been devoted | D．Devoting herself |
----Would you please give me a hand and take the bookcase upstairs?
---_______.
| A．With pleasure | B．My pleasure | C．That’s all right | D．Don’t hurry |
Until he told me yesterday,I knew______of what had happened to him .
| A．everything | B．something | C．anything | D．nothing |
It will be quite a long time ______she is back again,so don’t be too cross with her.
| A．that | B．since | C．before | D．until |