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“Danger”! What should we do? (我們 應(yīng)該 怎么做?) We must stay away from the building. (我們 必須 遠離這座建筑。) (遠離) Should 表示應(yīng)當(dāng) , 應(yīng)該.語氣比較委婉. Must 表示必須,應(yīng)當(dāng).含有命令的口吻,語氣更為強烈一些. What does it mean? It means “Keep off the grass”! What should we do? We shouldn?t walk on the grass. (不應(yīng)該) What does it mean? It means “Be quiet”! What should we do? We shouldn?t make noise here. (發(fā)出喧鬧聲音) Look and say 請你就以下公共標志進行對話 What does it mean? It means … What should we do? We should/shouldn?t … Where can we see them? 我們可以在公園的什么地方看到它們? Where is this sign? There?s a sign on the wall. Where is this sign? There?s a sign on the grass. Where is this sign? The sign on the birds? cage is interesting. cage 籠子 在鳥籠上 Listen and repeat 聽課文,跟讀 There are a lot of signs here, Ben. Yes. They?re public signs. They mean different things. There?s a sign on the wall. What doe