摘要: Ask students to do Exercise 1 in activity book. Step V Come to “Grammar in Use in the textbook Part A is about the present perfect tense and the past indefinite tense. Part B is about tag-questions. Sample answers: Part A: 1.studies, studied, have studied2.has told 3.has taught 4.has written wrote5.has painted. Part B: 1.aren’t they 2.isn’ he 5.doesn’t she. Step VI Reading comprehension Ask the students to read the short passage and answer the following questions on the PowerPoint.

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In most parts of the world, many students help their schools make less pollution(污染). They join "environment(环境)club". In an environment club, people work together to make our environment clean.

Here are some things students often do.

    No-garbage(垃圾)lunches. How much do you throw away after lunch? Environment clubs ask students to bring their lunches in bags that can be used again. Every week they will choose the classes that make the least garbage and report them to the whole school.

    No-car day. On a no- car day, nobody comes to school in a car- not the students and not the teachers. cars give pollution to our air, so remember: walk,

    Turn off the water! Did you know that toilets(抽水马桶)can waste twenty to forty tons(吨)of water an hour? In a year, that would fill a small river! In the environment clubs, students mend those broken toilets.

    We love our environment. Let's work together to make it clean.

1.Environment clubs ask students

A. to run to school every day.         B. to take exercise every day.

C. not to forget to take cars             D. not to throw away lunch bags

2.From the passage we know the students usually have lunch_______.

A. at school     B. in shops    C. in clubs      D. at home

3.On a no -car day,_______ will take a car to school.

A. both students and teachers        B. only students

C. only teachers                       D. neither students nor teachers

4.The writer wrote the passage to ask students to_______

A. clean school    B. make less pollution    C. join clubs    D. help teachers

 

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