—Can you tell me ______ Sally will play the piano?
—Yes, at nine o’clock. I think.
| A．if | B．how |
| C．when | D．where |
I ____ you to buy tickets first if you want to travel in August.
| A．advice | B．advise | C．ask | D．tell |
If a fat person wears a dark color, it will make him look ____.
| A．slim | B．slimer | C．slimmer | D．more slimmer |
Sometimes the police wear casual clothes to ____ special tasks.
| A．carry off | B．carry on | C．carry with | D．carry out |
I think our parents should allow us ____ ____ own clothes.
| A．choosing; our | B．choosing; us | C．to choose; our | D．to choose; us |
It’s necessary ____ us ____ wear suitable clothes on every occasion.
| A．for; to | B．for; for | C．to; to | D．to; for |