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
牛津译林版九年级上册英语《Unit 4 Growing up Grammar_ Using before, after, when and while & Using since, till and until ＆ Using as soon as and whenever 》集体备课ppt课件
He joined the national team.
After
He didn’t waste a minute he retired.
until
he was playing the first games in the NBA, he was often laughed at.
While
Whenever
he got the chance, he wouldn’t miss it.
Conjunctions
(连词)
A great player, a great humanitarian
1. Before he retired, he helped China’s national team win many matches.
2. After he returned to China, he did more meaningful things for children in poor areas.
retiring
returning
David—Yao Ming’s big fan
David was watching basketball games _______ his classmates were watching cartoons.
durative verb (延续性动词)
non-durative verb (短暂性动词)
_______ he was attending junior high, David tried out for the school basketball team.
________his mother came back, she always saw David practicing playing basketball.
while
While/When
When
当主句和从句主语一致