------May I borrow these four books?
------_____. You may keep all of them for two weeks.
| A．Of course not. | B．By all means. |
| C．Sorry, I am afraid not | D．Out of the question. |
To her joy，Della earned first the trust of her students and then ________ of her colleagues.
| A．that | B．one | C．ones | D．those |
---Going to the Anne’s wedding to be held this weekend?
---. I’ll be free then.
| A．You bet! | B．I can’t help it. | C．Believe it or not. | D．Forget it. |
______ a little earlier, you could have caught the last bus.
| A．If you would arrive | B．If you arrived | C．Should you arrive | D．Had you arrived |
You can’t complain about being left out ______you don’t make any effort to share your joys and sorrows with others.
| A．once | B．unless | C．when | D．though |
Economic growth in the world remains weak throughout 2013 and it is hoped that it will___gradually in 2014.
| A．break up | B．pick up | C．make out | D．work out |