Yesterday I took Tom’s schoolbag .
| A．in mistake | B．by mistake |
| C．with mistake | D．for mistake |
If it _______ tomorrow, we will go mountain climbing.
A.isn’t rain B.don’t rain C.doesn’t rain
—May I use your bicycle, Lily?
—Sure, _______.
A. here you are. B.you can ask Bill C.you can’t
—Would you please _______ near the river?
—Oh, sorry, I won’t.
A. not play B.don’t play C. not to play
—Must I take the medicine every day?
—No, you _______.
A.must B.mustn’t C.needn’t
—Excuse me, can you do me a _______?
—Sure.
A.hand B.help C. favor