—May I open the window to let in some fresh air?
—________！

—Professor Johnson，I’m afraid I can’t finish the report within this week.
—________.How about next week?

—Have you played baseball before？We need one more player.
—________.I like ball games，so I believe it will be interesting to learn baseball.

—Sorry，I can’t go camping with you.I have to prepare well enough for the entrance exam.
—________！ We can camp together next time.

－It looks heavy. Can I give you a hand?
－___________.

-- Sir，may I have two days off next week?
-- __________ . You have two meetings to attend then．

----What terrible weather! I really don't agree with it!
----- ____________ ．

--------Is it all right if I smoke here?
------- _______，sir．This is a non-smoking section．

— How do you want your eggs?  — ______.

—I can start to work next Monday.
—_________ then. I am glad to be able to offer you the job.