观看免费视频 Since and For

(3.55 MB) 添加日期16 Aug 2017 播放192次 单词 教育 English 科学 Tutorial
重置
Zoom out
Zoom in
Since and For

flowplayer
00:00 00:00

spaceplay / pause

qunload | stop

ffullscreen

shift + ←→slower / faster

↑↓volume

mmute

←→seek

 . seek to previous

12… 6 seek to 10%, 20% … 60%

动画说明：

This lesson teaches students how to use since & for when writing English sentences and paragraphs.