unit 3 language in use■warming updifferent nations have different manners and customs. different places have different manners and customs.we have to behave ourselves according to the different manners and customs. that’s what we say in chinese: 入乡随俗。 today we shall put language in use. that is, to behave ourselves, not only according to the grammar rules, but also to the different manners and customs.■language practicedo more language practice.in china you must wait and open your present later.in australia you can't drop litter in the street.in britain you can't ride your bike on the pavement.in australia you can take photos of people1 listen and checklisten to a teenager talking about life. check (√) the things he must and mustn't do.1 clean bedroom 2 wash up3 stay out after
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