I iust don't understand that leads to so many teenagers becoming addicted to playing computer games·
A．why it does B．what it does C．what it is D·why it is。
—How often do you call your parents?
—______, but usually once a week.
| A．Forget it | B．Once in a while |
| C．It depends | D．I’ve no idea |
The young man thought carefully for several days and decided to ______ the job offer.
| A．lift up | B．take up | C．sweep up | D．set up |
The traffic rule says young children under the age of four and ______ less than 40 pounds must be in a child safety seat.
| A．being weighed | B．to weigh | C．weighing | D．weighed |
After his operation, the old man was back ______ and he began to take exercise as usual.
| A．at his feet | B．to his feet |
| C．in his feet | D．on his feet |
To me, this all just seems to _______ and I think it’s reasonable.
| A．make sense | B．lift up | C．take in | D．slow down |