__________ should not be allowed to go out alone at night.
| A．Twelve-year- old | B．Twelve-year- olds | C．Twelve year old | D．Twelve years old |
—Why not go camping this weekend? —_______.
| A．You are right | B．Good idea |
| C．That's right | D．Never mind |
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 |