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Unit 15 We’re trying to save the manatees!-九年级英语教案

[10-10 21:44:35] 来源：http://www.77xue.com 九年级英语教案 阅读：8824次

概要：Step Ⅴ Grammar Focus Look at the grammar focus box． Invite five students to read the statements to the class． We’re trying to save the manages． Manatees eat about 100 pounds of food a day． There used to be a lot of manatees． In 1972, it was discovered that they were endangered． Some of the swamps have become polluted． Put the class in five groups and ask each group to become "experts" in one of the verb tenses and presents a review of t

Unit 15 We’re trying to save the manatees!-九年级英语教案,标签：初三英语教案,新目标九年级英语教案,http://www.77xue.com
Step Ⅴ Grammar Focus
Look at the grammar focus box． Invite five students to read the statements to the class．
We’re trying to save the manages． Manatees eat about 100 pounds of food a day．
There used to be a lot of manatees． In 1972, it was discovered that they were endangered．
Some of the swamps have become polluted．
Put the class in five groups and ask each group to become "experts" in one of the verb tenses and

presents a review of that tense to the rest of the class． Have the students explain what the verb

tense is used for and then give some sample sentences．
Students can look back at the units where their verb tense was presented or practiced．
Present progressive: Reviewed throughout the book．
Present: Reviewed throughout the book
Past with used to: Unit 4
Passive voice: Unit 10
Present perfect: Unit 14
While the groups are working, walk around the classroom helping the students with their explanations

and their sample sentences．
Ask one student of each group to show their work． As the students show their work, ask questions

and correct any errors in their explanations or sentences．
（1） Present progressive: One form of the verbs that express action that continues over a period of

time, also called Present continues tense． The structure is am/is/are+ -ing． For example: He is reading a story book．
（2） Present: It is used for indicating action that is usual and habitual． The form of the verb is do

or does． For example:
I go to school by bike．
She does her homework every day．
（3）Past with used to: The structure of used to + inf． indicates a constant or-frequent practice in the past． For example:
I used to go swimming when I was a child．

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Unit 15 We’re trying to save the manatees!-九年级英语教案

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