—Robert is indeed a wise man.
—Oh, yes. How often I have regretted ______ his advice!
| A．to take | B．taking | C．not to take | D．not taking |
It was midnight _____we reached the station.
| A．that | B．when | C．on which | D．which |
When he turned professional at the age of 11, Mike _____ to become a world champion by his coach and parents.
| A．expected | B．was expecting |
| C．was expected | D．would be expected |
In some countries where there is not enough coal, water is used to ____ electricity.
| A．making | B．make | C．be made | D．being made |
How I regretted ______ the hours in the forest ______ I should have studied hard in the classroom.
| A．to waste; when | B．to waste; where | C．wasting; when | D．wasting; where |
All of the students were ______ by the ______ speech given by the headmaster.
| A．inspired; inspired | B．inspiring; inspiring | C．inspired; inspiring | D．inspiring; inspired |