—Do you________after your mother or your father？
—My father．We both have big eyes and black hair．
| A．look |
| B．take |
| C．run |
| D．come |
（浙江杭州）My cousin went abroad at________age of eighteen．
| A．a |
| B．an |
| C．the |
| D．不填 |
There are________many students on the playground．I can hardly find Tom．
| A．so |
| B．such |
| C．very |
| D．pretty |
—Excuse me．what’s this for？
—It’s a cleaner and it________to pick up dirt．
| A．uses |
| B．is used |
| C．is using |
| D．used |
We believe scientists will________a way to solve the air pollution．
| A．set off |
| B．put off |
| C．come up with |
| D．catch up with |