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e also been to the Expo. I have not been to the Expo, either. /famous as… 作為 … 而出名 be known for… 因?yàn)?… 而出名 be known to… 為 … Edison is wellknown as an inventor. He is famous for his work on agriculture. The pop singer is known to the teenagers. As is wellknown, …. It(形式主語 ) is wellknown (to sb) that… What is wellknown is that… 眾所周知 … It is wellknown that the Asian Games is held in Chian this year. What is wellknown is that the Asian Games is held in Chian this year. As is wellknown, the Asian Games is held in Chian this year. information獲取信息 the ,那時(shí) in a moment 不久 ,一會(huì)兒 ,馬上 (表將來 ) for a moment 一會(huì)兒 (表一段時(shí)間 ) for the moment暫時(shí),目前 7. go down下降 (反) go up上升 People hope the price of food will go down. built his first puter while he was at university using an old television. While:)當(dāng) … 的時(shí)候 ,從句用延續(xù)性動(dòng)詞 2)然