—— do you surf the Internet, Kate?
—— Not often, twice a month.
| A．How long | B．How old |
| C．How often | D．How many times |
This machine was used -------years ago.
| A．five hundred | B．five hundreds |
| C．five hundreds of | D．five hundred of |
If I have a big house, I will------- a pet dog.
| A．take care of | B．find | C．have | D．keep |
what is your brother able--------?
| A．to do | B．do | C．to doing | D．does |
The boy is old enough to ---------himself.
| A．wear | B．put on | C．dress | D．be in |
Jim is tall but Tom is------taller.
| A．very | B．even | C．too | D．more |