9. _____frightened us ____the electricity was suddenly cut off, which threw all of us into the dark.
| A． It was; that | B．What was; most was that |
| C． It ; most what | D． What; most was that |
The boss of the company is trying to create an easy atmosphere ______ his employees enjoy their work.
| A．where | B．which | C．when | D．who |
See, your computer has broken down again! It doesn'tsense to buy the cheapest brand of computer just to save a few dollars.
| A． | have | B． | make | C． | display | D． | bring |
I wish I ______ at my sister’s wedding last Tuesday, but I was on a business trip in New York then.
| A．will be | B．would be |
| C．have been | D．had been |
We need to get to the root of the problem______ we can solve it.
| A．while | B．after | C．before | D．as |
If you have any doubts about your health, you’d better______ your doctor at once.
| A．convince | B．consult | C．avoid | D．affect |