: Frank, what is a cannibal (食人族)?Frank: I don’t know, sir.Teacher: Well, if you ate your father and mother, what would you be?Frank: An orphan (孤儿), sir. ……

." "I don''t know, sir.""Well, you ought to know. We did it last week. You should have made notes. All...?""I''m afraid I don''t know, sir.""You don''t know! What were you doing last week when we did all ……

that. Is it better now?Jane: I don’t know. It is in the hospital now.Where is the egg?Teacher: Can you make...Say ‘sir’Teacher: What’s your name, little boy?Student: John Smith.Teacher: Always say “sir”, when ……

in their place, don’t you know. “Don’t you like this suit, Jeeves?” I said coldly. “Oh, yes, sir... he said it, don’t you know. He didn’t like the suit. I pulled myself together to *assert myself ……

?Pupil: Yes, sir, I can. They are all dead.A good reasonPoliceman: Why do you make fake (假的) money?Criminal (罪犯): Because I don’t know how to make real money. ……

and said: "Wake up, sir!""I wasn't asleep," the man answered."Not asleep? But you had your eyes closed.""I know. I just hate to look at ladies standing up beside me on a crowded bus."Does the dog know ……

have to think ahead in life.Jane: No – what I mean is, I don’t know how to play chess... of chess.Mark: I agree. You have to think ahead in life.Jane: No – what I mean is, I don&rsquo ……

Teacher: Make a sentence starting with “I”, Tom.Tom: Yes, sir. I is…Teacher: No, no Tom! Don’t say “I is”, you should say “I am”.Tom: All right, sir. I am the ninth letter of the alphabet (字母表). ……

important.John: I know, sir. But I must have something right on my paper.We don’t live hereSalesman (销售... son calling): The smartest (最聪明的) man in the world.Little boy: I am sorry. I got the wrong number.I ……

,” the student said, covering the paper with his hands.“To nobody? I don’t believe it.”“Oh, oh, to myself,” the student answered nervously.“What does your letter say then?”“Sorry, sir, how should I know? I haven ……

: What do you think it is, sir?Teacher: I don’t think. I KNOW!John: I don’t think I know either, sir...I don’t want the operation!A man was running out of the hospital just before his operation ……

’t touch it. “Why don’t you answer it?” the boss shouts at last. She comes to the door of his office. “Because all the phone calls are for you.”Fresh milkMan: I want to know if the milk is fresh (新鲜 ……

had a bad tooth.Teacher: Oh, I am sorry to hear that. Is it better now?John: I don’t know..., and again this time…Mike: I am so sorry, sir. At first, I would not make him do it. But my mother ……

HomesickJack: I'm homesick (想家的).Mike: But don't you live at home?Jack: Yes, and I'm sick of (厌倦... and said: "Wake up, sir!""I wasn't asleep," the man answered."Not asleep? But you had your eyes closed ……

) No, sir. Teacher: Don’t look down. Look at me.A big problemMom: George, do you like your new math teacher?George: I don’t like her, Mom. Mom: Oh, why?George: Because she doesn’t know math at all ……