After all of us finished our homework, the teacher told us _________at once.
| A．to hand it in | B．hand them in | C．to hand them out | D．hand it out |
-- _____ I ask you a question, Mr. Wang?-- Yes, you _______.
| A．Can, can’t | B．Can, may | C．May, can | D．May, mustn’t |
-- I like playing _____ piano.-- Oh, we have _____ same hobby.
| A．the, the | B．the, / | C．/ ，/ | D．a, the |
-- Congratulations! You've got a chance to be an exchange student!
--________
| A．Thank you. | B．I agree. | C．Of course. | D．Good luck. |
-- Shall we join in the Green World Summer Camp?
--_________
| A．Good idea. | B．You're welcome. | C．Not at all. | D．Never mind. |
I'm sure that stricter roles to control cigarette smoking very soon.
| A．made | B．will make | C．were made | D．will be made |