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的意思及其中 ea 的發(fā)音。再次強(qiáng)調(diào)助動詞用 does 及其語法意義。 T: It means “No smoking”. 板示: No smoking. 學(xué)習(xí)這句話。 讓學(xué)生回答 smoking 的動詞原形, smoke,并再次復(fù)習(xí)它的變化規(guī)則。 T: What does it sign mean? S: It means “No smoking.”. T: Yes. It means you shouldn?t smoke. 板示: It means you shouldn?t smoke. 并學(xué)習(xí)這句話。 講解 shouldn?t=should not , should 為情態(tài)動詞,意思為應(yīng)該,后跟動詞原形。 4. T: What does this sign mean? T: It means “No littering.” 板示: No littering. 學(xué)習(xí)這句話。 litter 為 littering 的動詞原形,意為亂丟雜務(wù)。 5. 叫一學(xué)生上前來問: What does it mean? T: It means “Danger.” 學(xué)習(xí) danger. S: What does it mean? T: It means you should keep off the grass. 學(xué)習(xí): Keep off the grass. 6.