2017年12月四级作文万能模板大全：现象说明文　

　　现象说明文

　　Recently _______,what amazes us most is______________,it is ture that__________.

　　There are many reasons explaining__________________________.The main reason is____________________.

　　what is more_________________________.thirdly__________________________.As a result_______________.

　　Considering all there,________________________.For one thing_____________________,for another________

　　____.In Conclusion____________________.

　　一种事物或现象(负面意义倾向)