裕兴新概念第一册笔记18.docVIP

Lesson 18 What are their jobs? New Words and expressions 生词和短语 sales reps n. 推销员 keyboard operators n. 助手 mechanics n. 狗 engineers n. 工程师 hairdressers n. 理发师 teachers n. 老师 Customs officers n. 海关官员 taxi drivers n. 出租司机 nurses n. 护士 air hostesses n. 空姐 housewives n. 家庭主妇 milkmen n. 送奶工人 postmen n. 邮递员 policemen n. 男警察 policewomen n. 女警察 Grammar 语法 1. 一般情况下加s. books pens pencils 2. 以s/x/ch/sh 结尾的单词加es. buses boxes watches fishes 3. 以字母o结尾的单词变复数加es的有 Negro negroes hero heroes potato potatoes tomato tomatoes 其它的一般都直接加s. photo photos radio radios 4. 以元音字母加y结尾的单词在变复数时,直接在词尾加上s即可. boy boys toy toys 以辅音字母加y结尾的单词在变复数时,要把y变成i,再加es. baby babies 5. 如果名词是以f 或fe 结尾的,变成复数的时候,一般把f 或fe 变成v; 再加es. housewife housewives knife knives man men milkman milkmen Exercise A Example: Those men are lazy. They are sales reps. 1. That men is tall. He is a policeman. 2. Those girls are busy. They are keyboard operators. 3. Our names are Britt and Inge. We are swedish. 4. Look at our office assistant. She/He is very hard-working. 5. Look at Nicola. She is very pretty. 6. Michael Baker and Jeremy Short are employees. They are sales reps. Exercise B Example: (mechanics) / sales reps ---- What are their jobs? Are they mechanics or sales reps? They arent mechanics. Theyre sales reps. 1. ( keyboard operators) / air hostesses ----- What are their jobs? Are they keyboard operators or air hostesses? They arent keyboard operators. They are air hostesses. 2. (customa officers) / policemen ----- What ar