— I swim here?
—I’m sorry．Children under 12 swim alone here．
| A．Can；mustn’t | B．May；must |
| C．Must；can’t | D．Can’t；can |
－Could you do me a favor?
－_____________.
A. Of course notB. Sure, what’s it?C. I’m very busy
－I'll take part in the boys' 200-meter race this afternoon!
－_______
A. Never mind. B. Of course not.C. Good luck to you!
－Would you mind closing the door? It’s too cold.
－_______________.
A. Certainly B. Of couse not. I’ll do it in a minute C. Sorry, I won’t
They are going to play soccer________.
A.next Sunday B.oftenC.last Sunday
---I saw you ____a kite last week.
---Yes, I like flying a kite very much.
A. to fly B. flew C.fly