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1、,初中英语知识点精讲课程,discover, invent & find,Who invented the telephone?,In the 19th century, gold was discovered in California.,I found my cat sleeping in my bed.,e.g. Columbus（哥伦布） discovered America in 1492.,1. discover指发现某种本来存在，而以前未被发现的事物或未为人知的东西。,e.g. Edison didnt discover electricity（电）, but invented
2、the light bulb.,2. invent“发明”即原来没有而后来发明创造的东西。,e.g. Tom cant find his watch. I found a wallet on the road.,3. find强调在经过寻找后找的结果，或者表示（偶然地）发现。,*find out表示“弄明白，搞清楚，查明”,Fill in the blanks with the correct forms of “discover”, “invent” and “find”. 1. Who _ the steam engine(蒸汽机)？ 2. He _ a new land. 3. I cant _ my purse. It was here just now. 4. Mr. Wang _ a new machine.,invented,discovered,find,invented,1. discover 发现本来存在，而以前未被发现的事物或未为人知的东西。,2. invent 发明原来没有而后来创造的东西。,3. find强调在经过寻找后的结果，或者 （偶然地）发现。,
