【课前自主预习】 短语互译 1．make a difference 2．take part in 3．turn off 4．pay for 5．be full of 6．clean up 7．play a part in... 8．cut down 9．instead of 10．hear of 11．in fact 12．so far 13．lead to 14．take action 15．在……顶端 16．切除 17．对……有好处 18．对……有害 19．处于危险中 20．过去常常做某事 21．尽力做某事 22．不再 句型在线 1．drop; will bring;to 2．So far; have shown; are good for 3．for; with;to use 【课堂互动探究】 词汇点睛 ①（1）have the advantage of （2）To her advantage ② 1．（1）D （2）A 2．cost ③ is harmful to ④（1）science

【课前自主预习】 短语互译 1．make a difference 2．take part in 3．turn off 4．pay for 5．be full of 6．clean up 7．play a part in... 8．cut down 9．instead of 10．hear of 11．in fact 12．so far 13．lead to 14．take action 15．在……顶端 16．切除 17．对……有好处 18．对……有害 19．处于危险中 20．过去常常做某事 21．尽力做某事 22．不再 句型在线 1．drop; will bring;to 2．So far; have shown; are good for 3．for; with;to use 【课堂互动探究】 词汇点睛 ①（1）have the advantage of （2）To her advantage ② 1．（1）D （2）A 2．cost ③ is harmful to ④（1）science