In the final exam of last term, our maths teacher Mr.Wu gave us ________we all couldn’t work out .
| A．such a difficult problem that | B．so a difficult problem as |
| C．so difficult a problem that | D．as difficult a problem as |
The car _____ and soon it disappeared.
| A．moved off | B．drove off | C．drove away | D．was moved away |
.– Is it true that Jack _______?
--- Exactly. He damaged a very expensive machine.
| A．got fired | B．got a fire | C．get fired | D．fired |
Soon they got to a point where two roads met; they didn’t know _________.
| A．which road to go | B．what road to go |
| C．which road to take | D．what road to take |
__________ I got home, the clock struck 12.
| A．When | B．While | C．During | D．/ |
– How was your holiday?
--- Very nice, though I ______.
| A．get sunburn | B．look sunburnt | C．got sunburning | D．look sunburning |