unit6 how long have you been collecting shells? 学案
section a period one (1a-2c)
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知识目标：单词：collect, shell, skate, since, marathon, 词组：how long, collect shells, a pair of,
句型：1. －how long have you been skating? 2. －how long did you skate?
－i’ve been skating since/for…… －i skated for two hours.
能力目标：1.学会谈论做某事持续多长时间“how long…”。
2.学习现在完成进行时态，它表示从过去开始一直持续到现在，有可能还要持续下去的动作，常与for, since, how long等词连用。其结构为：have\has been + 动词-ing
3.since与for的用法和区别。since＋ 某一时刻的词，短语或从句，for＋ 一段时间的词或短语
必做题
一.英汉互译。
1.多久 ___________ 2.自从 ___________ 3.溜冰鞋 ___________ 4.溜冰者 ____________
5.滑冰马拉松 _________________ 6.collect shells ___________ 7.a pair of ___________
二.根据句意、音标或首字母提示完成单词。
1. my best friend bought me a p ______of skates for me on my birthday.
2. my hobby is to c__________ stamps (邮票). there are about five thousand stamps.
3. lisa has been studying english s_______ she was six years old.
4.was this your first skating ___________ ['mærəθən]?
选做题
一.用since 或for 填空。
1. sarah has been sleeping ________ eight o’clock.
2. he has been drawing _________ four hours.
3. his uncle has been teaching chinese __________ he was twenty years old.
4. i haven’t gone for a walk in the park ________ a long time.
二.用所给词的适当形式填空。
1. －how long have you been _________ (skate)? －i have been skating for seventeen ________(minute).
2. mary ________ (have) been shopping for two hours.
3. my sister got a pair of _________ (skate) yesterday.
4. when did you _________ (start) class today?
5. i like _________ (collect) _________ (shell) very much.
提高题
根据情景补全对话，每空一词。
a：alison, congratulations ________ winning the skating marathon!
b：thank you.
a：so, how ________ did you skate today？
b：________ six hours!
a：was this your ________ skating marathon?
b：no, i skated ________ a marathon last year.
a：you’re an excellent skater, alison. ________ you skate every day?
b：yes, i do.
a：how long have you ________ skating?
b：________ i was seven years old. i got my first of skates on my birthday ________ my grandmother.
八年级下unit6 how long have you been collecting shells? 学案
section a period two (3a-4)
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