________ to playing games recently，he is easy to feel sleepy in class.
| A．Addicted | B．Addicting | C．Having addicted | D．To addict |
I am feeling sick now．I ________ so much chocolate．
| A．needn’t have eaten | B．couldn’t have eaten |
| C．mustn’t have eaten | D．shouldn’ t have eaten |
Many people have come to realize they should go on ________ diet and make room for ________ exercise．
| A．a; 不填 | B．the; an | C．the; the | D．不填; an |
Americans spend more money than they have by using credit cards, so they are always .
| A．in peace | B．in danger | C．in relief | D．in debt |
Now that taking exercise will build up your , you should try to run in the morning.
| A．strength | B．weakness | C．energy | D．balance |
I don’t think she saw me just now. She_________ the beautiful vases.
| A．just admired | B．had just admire | C．has just admired | D．was just admiring |