________ it is expected that students come to college with the ability to solve most problems in their study by themselves , this is not always the case.
| A．When | B．While | C．For | D．As |
We should protect the environment, for plenty of fresh air ________ to good health.
| A．adjust | B．contributes | C．distributes | D．appeals |
By the time you arrive home, I ____ ,so please don’t make any noise when you come in．
A．have been sleeping B．would have slept
C．had sleptD shall be sleeping
-----What upsets him?
-----_____ his computer is out of order．
| A．Whether | B．What | C．That | D．How |
As we all know, Britain’s Prince William and Kate Middleton got married in April in Westminster Abbey , ______ Princess Diana’s funeral was held．
| A．when | B．which | C．where | D．as |
_____, but he insisted that he _____ to school ．
| A．Though he was ill , went | B．He was ill, go |
| C．Having been ill, should go | D．Having been ill , went |