1、本网站免费注册后即可以下载，点击开通VIP会员可无限免费下载！
2、资料一般为word或PPT文档。建议使用IE9以上浏览器或360、谷歌、火狐浏览器浏览本站。
3、有任何下载问题，请联系微信客服。
扫描下方二维码，添加微信客服
light bulb
The trees were planted here last year.
这些树去年（被）种植在这里。
The tree was planted here last year.
When was the computer invented?
The computer was invented in .
When was the car invented?
The car was invented in .
When was the telephone invented?
The telephone was invented in .
When was the TV invented?
It was invented in .
1
4
2
3
A: I think was invented first.
B: I think was invented last.
C: Well, I think was invented before .
D: Yes, was invented after .
1
4
2
3
3
2
Discuss in what order the inventions were invented. Then number them (1-4)
Listen and match the inventions with the years.
___ 1876
___ 1885