6、finsoup.(onthescreen)(withthehelpoftheteacher)分析:教师直接采用本单元的话题来导入,学生感到熟悉。猜谜活动能激发兴趣,活跃课堂。同时在这样一问一答的过程中自然地呈现了语法结构,很自然,很巧妙。Step2.Practice(situationsfrom七(下)unit5and九(13)3a“Reading”)T:Luckily, now someendangeredwildlifeis_______(protect)byWWFandtheNatureReserve(onthescreen)(ThelpstheSssay“isprotected”).S