22. ―May I take your order now?
―________
―OK, I’ll come back in a few minutes.
| A．No, we need more time. | B．Could you bring us the bill? |
| C．Yes, here it is. Thank you. | D．Sure, we’d love to. |
The cause he had devoted himself to________a perfect success.
| A．proving |
| B．proved |
| C．was proved |
| D．has been proved |
The work they got down to________again yesterday because of the bad weather.
| A．stopped |
| B．stop |
| C．stopping |
| D．be stopped |
I can't meet their requirements that I________there at once.
| A．went |
| B．have gone |
| C．go |
| D．going |
He was________with gambling a year ago and lost his family.
| A．obsessed |
| B．blessed |
| C．pleased |
| D．popular |
Learning a foreign language calls for your memory，time，patience and emotions.________ it is not a simple thing.
| A．As a result of |
| B．In short |
| C．In generally |
| D．In the conclusion |