That paint is wet, you ___ touch it.
| A．mustn’t | B．oughtn’t | C．don’t | D．didn’t |
Teaching year after year, he gradually ________much experience.
| A．calculated | B．accumulated | C．abandoned | D．appointed |
Do you know _______ expense the trip will be?
| A．at which | B．in which | C．at whose | D．in whose |
He worked hard. ________, he won the first prize.
| A．As a whole | B．As a rule | C．As well | D．As a consequence |
When speaking in public, it is important to _____ your message _____ and keep the attention of your audience.
| A．get…through | B．get…into | C．get…over | D．get…across |
The driver began to speed up to ________________ for the hour he’d lost in the traffic jam.
| A．keep up | B．take up | C．catch up | D．make up |