Unit 6 How long have you been collecting shells? 一 语法学习 be 过去式 was/were 过去分词 been 现在完成进行时：动作发生在过去，持续到现在，还在进行，未停止。 谓语构成： have/has been doing ,此结构中 been 无意义。 I have been skating for five hours. I have been skating since five o’clock. for+一段时间，since +一个时间点 练习：用现在完成进行时填空 1. He _____ ______ ______(skate) for four hours. 2. She _____ ____ _____ (study) English for ten years. 3. Li Ly ____ ____ ______ (collect) kites since he was ten years old. 4. You ____ ____ _____ (listen) to music videos. 5. How long ___ you ___ ___ (watch) English movies? 6. How long _____ Li Ly ____ ____ (write) in English? ______ six years. 练习： 用 since 和 for 填空 1 I stayed in Beijing ______ six days last year. 2 I have been learning English _____ I was 11 years old. 3.He has been running ____ six o’clock this morning. 4 We have been knowing each other _____ we knew each other. 二 词汇考察 1.动词+er 变成名词，teach------teacher work----worker write-----writer dance----dancer 动词+or 变成名词 act---actor collect-----collector 2 a pair of „„，一双，一副，后加可数名词复数 a pair of shoes 一双鞋，a pair of glasses 一副眼镜，a pair of skates 一副滑冰鞋 3 为„„筹集钱 ____ money _____ 4.隔„„一次 how often 多久之后 how ____ 多长时间 how_____ 5 整整五个小时 the ______ five hours 6.别的人 anyone ______ 别的（另外）还有谁 who_____别的（另外）还有什么 what______ 别的人们 ________ people 别的东西 ____ thing 7 顺便说一下 ___ the way 8 用完，用光 run ____ ____ 9.with 与 without，with 带着，without 没有，I would like Chinese tea with nothing in it.我喜欢中国的清茶。Without your help ,I can’t do it.没有你的帮助，我做不了。This is an interesting city _____ 具有 a very colorful...
