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What caused it?
引起
litter n.废弃物.垃圾
dustbin
垃圾箱
put litter into the dustbin
/Don’t throw litter around.
fingernail
n.指甲
keep fingernails long is bad for our health.
留长指甲
Keeping fingernails long is bad for our health.
We must keep fingernails short.
Wash hands before
meal 一餐（饭）
饭前洗手
s
without
不吃早饭去上学
go to school breakfast
没有缺乏，不和.....一起
Kangkang looks tired.
What did he do last night?
疲倦的
Watch the flash and find out the answers.
1a
1. What’s wrong with Kangkang?
2. Did he watch a soccer game on TV
last night?
3. Is staying up late good for your