1 . — I am a little nervous every time I take exams.
— Don’t worry. Just try your best. ______, grades are not everything.

A．Got it

B．All right

C．Forget it

D．After all

2 . —Would you mind me ______ the window?       —______.

A．to open; Not at all	B．opening; Of course not
C．to open; Yes, please	D．opening; Certainly

3 . —Tom, what a pity! I almost succeeded yesterday.
—____________. I told you to be careful before.

A．One false step will make a great difference

B．Where there’s life, there’s hope

C．Never put off till tomorrow what you can do today

D．One tree does not make a forest

4 . — Tim, shall we attend the lecture about food safety?
— ________? It is closely related to our health.

A．How come

B．What for

C．Why not

D．So what

5 . ―May I take your order now?
―_________
―OK, I’ll come back in a few minutes.

A．No, we need more time.	B．Could you bring us the bill?
C．Yes, here it is. Thank you.	D．Sure, we’d love to.