新概念一共144课，其中单课为课文，双课为语法和练习。

　　Lesson 77: Terrible toothache 要命的牙痛

　　Listen to the tape then answer this question.

　　What time of day is it, do you think? How do youknow?

　　听录音，然后回答问题。你认为现在是几点钟?你怎么知道的?

　　NURSE: Good morning. Mr. Croft.

　　MR. CROFT: Good morning, nurse.

　　I was to see the dentist, please.

　　NURSE: Do you have an appointment?

　　MR. CROFT: No, I don't.

　　NURSE: Is it urgent?

　　MR. CROFT: Yes, it is.

　　It's very urgent.I feel awful.

　　I have a terrible toothache.

　　NURSE: Can you come at 10 a.m. on Monday, April 24th?

　　MR. CROFT: I must see the dentist now, nurse.

　　NURSE: The dentist is very busy at the moment.

　　Can you come at 2 p.m.?

　　MR. CROFT: That's very late.

　　Can the dentist see me now?

　　NURSE: I'm afraid that he can't, Mr. Croft.

　　Can't you wait till this afternoon?

　　MR. CROFT: I can wait, but my toothache can't!

　　生词和短语

　　appointment n. 约会，预约

　　urgent adj. 紧急的，急迫的

　　till prep.直到……为止