Lesson 127: A famous actressWatch the story and answer the questionWho is only twenty-nine, and why is it so unclear?No one.Key words and expressionsfamous 著名的actor 男演员actress 女演员(ess往往是女性名词的后缀)read 通过阅读得知at least 至少at most 最多Language pointsKate: Can you recognize that woman, Liz?Liz: I think I can, Kate. It must be Karen Marsh, the actress.Kate: I thought so. Who’s that beside her?Liz: That must be Conrad Reeves.Kate: Conrad Reeves, the actor? I can’t be. Let me have another look. I think you’re right! Isn’t he her third husband?Liz: No. He must be her fourth or fifth.Kate: Doesn’t Karen Marsh look old!Liz: She does, doesn’t she! I read she’s twenty-nine, but she must be at leat forty.Kate: I’m sure she is.Liz: She was a famous actress when I was still at school.Kate: That was a long time ago, wasn’t it?Liz: No that long ago! I’m not more than twenty-nine myself.I think I can, Kate. 我想我能I don’t think I can. 我想我不能。否定形式前移must be 一定是根据事实做的推论It must be cold outside.They must be thirsty.can’t be 不可能是。He can’t be watching television.They can’t be late.lookYou look happy today.Doesn’t Mary look sad!She does (look old), doesn’t she!Notthatlong ago! 书中斜体代表强调。The French test was very difficult, wasn’t it?Well, notthatdifficult.Sentence patterns【根据事实推测】can’t be…不可能是 must be…一定是She can’t be French. She must be Italian.He can’t be a mechanic. He must be an engineer.Lesson 128: He can’t be…他不可能He must be… 他肯定是。。。Pattern drillHe can’t be ill. He must be tired.It can’t be my new hat. It must be my old one.She can’t be Danish. She must be Swedish.He can’t be a dentist. He must be a doctor.She can’t be forty. She must be fifty.It can’t be the 20th. It must be the 21st.He can’t be the youngest. He must be the oldest.He can’t be reading. He must be sleeping.This television can’t be cheap. It must be expensive.He can’t be a student. He must be a teacher.