the development of science and technology makes our life comfortable and convenient.however,scient**ts h**e created many problems,which are not easy to be resolved,such as air pollution,the deteriorat...
以下为本人按题目要求写的英语作文, dear jack, how are you doing recently?hope th** finds you well. i am writing to show our sincere gratitude for your br**e and remarkable help during the d**aster of debr** flow.as a ...