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必修4《Grammar》集体备课PPT课件优质课下载
Don’t walk. /
No pedestrians.
Go upstairs!
Go downstairs!
Don’t smoke!
No smoking!
While giving instructions or bans, people tend to use .
imperative(祈使句)
1.Go and wash your hands before having meal.
2.Let's go out shopping.
3.Be kind to our sister.
4.Watch your steps.
orders
advice
requirements
warns
Task 1 Match the other situations.
Do 型 （以行为动词开头）
Make sentences after the model.
Be 型 （以be+形容词、名词或介词短语等）
Be careful when crossing the street.