-My son is studying for an important exam. Could you please the music a little? -I'm very sorry.
| A．give out | B．pick up | C．turn down | D．take off |
--I will take an important test tomorrow.
--Oh, really? ________________!
| A．Good luck | B．Congratulations |
| C．Well done | D．What a pity |
—I can’t find my seat. Could you show me，sir?
—________. May I see your ticket，please?
| A．Sure | B．I agree | C．Good idea | D．It doesn’t matter |
—Can you tell me ________ to send this postcard to New York by airmail?
—Let me check. Oh，it’s one dollar.
| A．how long it takes | B．how much it costs |
| C．who can help me | D．if there’s a post office |
—How often do I need to feed the birds?
—They ________ food every day，or they will be hungry.
| A．must give | B．mustn’t give |
| C．must be given | D．mustn’t be given |
I still remember my first teacher ________ we haven’t seen each other for
a long time.
| A．it | B．until | C．though | D．because |