.After the clock twelve, the students walked out of the lecture room.
| A．beat | B．bit | C．struck | D．rang |
His parents died when he was very young, so he was by his grandmother.
| A．brought up | B．grown up | C．taken up | D．picked up |
_________ team wins on Saturday will go through to the national championships．
| A．No mater what | B．No matter which |
| C．Whatever | D．Whichever |
The professor, _____ some of his assistants, _____ to attend our discussion this afternoon.
| A．and; is | B．as well as; is | C．or; are | D．except for; are |
______ is often the case, we have worked out the production plan.
| A．Which | B．When | C．What | D．As |
He didn’t make ________ clear when and where the meeting would be held.
| A．this | B．that | C．it | D．these |