一 , Mary.

A. Here we goB. Wait a moment

C. My pleasureD. Have a nice day

一 .

A. Good luckB. Good time

C. CongratulationsD. Both A and C

一 .

A . Yes, please B. My pleasure

C. Help yourself D. The same to you

A. No photosB. No entry

C. No parkingD. No littering

一 . There might be heavy pollution.

A. Me tooB. Never mind

C. Of courseD. Not yet

—Yes. It's meaningful and ________.

A. I love it very much B. I don't like it C. she can't stand it D. he doesn't mind it

—________.

A. You're welcome

B. Speaking，please

C. This way，please

D. Glad to hear that

一 . Come and get it in half an hour.

A. Not at all

B. No problem

C. I'm sorry I can't

一 . Do it yourself.

A. No wayB. Not really

C. No problemD. Sounds great

一 .

A. You're welcomeB. That's right

C. That's nice of youD. That sounds good