Sometimes you must risk to grow, and all risks can result in mistakes. When I've made a mistake, I've acknowledged the error but used it as a lesson to keep me from making the same mistake again. It's all part of the educational process, of growth.
曹老师你好,请教你介词but在这里的用法?
 《高考英语备考1号·速效编》
						《高考英语备考1号·速效编》
					 《高考英语备考1号·写作编》
						《高考英语备考1号·写作编》
					 《高中英语晨读晚记》
						《高中英语晨读晚记》
					 《高中英语错题笔记》
						《高中英语错题笔记》
					 《零起点考大学英语》
						《零起点考大学英语》
					