九年级英语全册Unit 6 When was it invented Section A（1a-2d）课件（人教新目标版）

九年级英语全册Unit 6 When was it invented Section A（3a-3c）课件（人教新目标版）

九年级英语全册Unit 6 When was it invented Section A（3a-3c）课件（人教新目标版）,人教版九年级英语上册课件,莲山课件.

Pair work

Student B, cover the dates. Student A, ask Student B when the things in the picture in 1b were invented. Then change roles and practice again.

When was the telephone invented?

I think it was invented in 1876.

1.   invent  v. 发明

指经过认识和实践创造出前所未有的事物。

Edison invented the light bulb.

    爱迪生发明了电灯泡。

invention和inventor都是名词, 前者意为“发明”, 后者意为“发明家”。

discover, invent和find都是动词, 它们的词义相近, 但是有区别:

discover意为“发现”, 指发现某种本来存在,但以前未被发现或未为人所知的事物或现象。

     The lost bike was discovered at the bus stop.

        丢了的自行车发现在公共汽车站那儿。

     Later I discovered that he was so kind.

        后来我发现他如此善良。

九年级英语全册Unit 6 When was it invented Section B（2a-3b）课件（人教新目标版）

九年级英语全册Unit 6 When was it invented Section B（2a-3b）课件（人教新目标版）,人教版九年级英语上册课件,莲山课件.