________do you go to school on foot a week ?
| A．How long | B．How often |
| C．How much | D．How many times |
—Have a sweet dream, Honey!—______.
| A．I will | B．All right | C．I hope so | D．Thanks, you too |
In China it is a custom to give kids lucky money, _________ during the Spring Festival.
| A．finally | B．luckily | C．simply | D．especially |
People along the river didn’t allow them to ______ a factory so as not to pollute the water.
| A．set up | B．give up | C．take up | D．look up |
I enjoyed your lecture very much, ______ there were some parts I couldn’t quite understand.
| A．because | B．unless | C．after | D．though |
–Are you satisfied with the result of the match?
–No! I can’t have ______.
| A．a better one | B．a worse one | C．the worse one | D．the best one |