Britain, as well as many other industrialized countries, ______ major changes in the past 100 years.
| A．have experienced | B．has experienced |
| C．have been experienced | D．has been experienced |
____ which university to attend, the girl asked her teacher for advice.
| A．Not knowing | B．Knowing not | C．Not known | D．Known not |
He is so busy. He cannot afford enough time with his son ____he wants to.
| A．even if | B．as if | C．because | D．before |
____you said at the meeting describes a bright future for the company.
| A．When | B．How | C．What | D．That |
--Why are your eyes so red? You _______ have slept well last night.
| A．can't | B．mustn't | C．needn't | D．won't |
Read this story, ___ you will realize that not everything can be bought with money.
| A．or | B．and | C．but | D．so |