——______ do you go camping?
——Once a month.
A. How long B. How often. C. How many.
Unluckily, John’s father __________murder when he was in his forties.
| A．was charged with | B．was wanted on |
| C．was guilty with | D．was involved of |
The explorer insisted ________ his advice was of ________.
| A．on, value | B．that, value |
| C．on, valuable | D．that, valuable |
Life on Mars will be better than ________on Earth ______ many ways.
| A．the one, on | B．that, in |
| C．those, in | D．the one, on |
－Would you like to be a singer?
－I don’t like singing. I __________ to be a ballet dancer.
| A．would rather | B．enjoy |
| C．prefer | D．feel like |
—Daniel, don’t watch such horror films again.
—Sorry,_________.
| A．I will | B．I don’t |
| C．I do | D．I won’t |