We all have to fight together against drug addiction before it is too late.
17.r un for 竞选
run into 遭遇，陷入；撞上，撞到；偶然遇见
run after 追求，追赶，追逐
Unit 9
1.gust 阵风
a gust of anger 勃然大怒
2.turn away 离开
turn down the invitation 拒绝邀请
turn over the problem 仔细思考
turn sb. off 对（某人）感到厌烦
turn in 上交
3.tear down 扯下；诋毁；拆卸；逐条驳斥
e.g. They are going to tear down the old hospital and build an elementary school.
他们准备把这所旧医院拆毁，然后建一所小学。
4.get stick in 陷进去
5.cast his watchful eye
6.in a way=to some extent
7.club 棍棒
8.hardware 五金制品