Jane had just finished her homework ________ her mom asked her to practice playing the violin yesterday.
| A．when | B．while |
| C．after | D．before |
The library needs ＿＿, but it will have to wait until Sunday．
| A．cleaning | B．to clean | C．clean | D．being cleaned |
Having passed all the tests, she felt a great weight _____ off her mind.
| A．taking | B．taken | C．take | D．to be taken |
New ideas sometimes have to wait for years before _____.
| A．being fully accepting | B．fully accepting |
| C．having fully accepted | D．fully accepted |
Seeing the soldiers well _____ for the flood-fight, the general nodded with satisfaction.
| A．prepare | B．preparing | C．prepared | D．having prepared |
He looked around and caught a man _____ his hand into the pocket of a passenger.
| A．put | B．to be putting | C．to put | D．putting |