初三的学生有一个最大的特点:不爱说话!无论怎样启发,怎样设问,要么其中几个同学用小小的声音来回应,要么就是一问三缄口,真是很“挠心”的场景;还有,教师一再的在教室里强调:不理解不明白的地方找老师,我将会重新讲,其结果是“剃头挑子一头热”!当然,这与学生的年龄特点分不开。而新接触的化学,最为尴尬,学科知识和教师都让他们感到陌生,更是不愿多说,他们这种不开“金口”现象造成的弊端很多:知识夹生、自信降 No matter how inspired, how to set questions, or where a few students to respond with a small voice, or is a closed mouth, really very Scene; Moreover, teachers repeatedly emphasized in the classroom: Do not understand do not understand the place to find a teacher, I will re-talk, the result is “a titoudao hot!” Of course, this is the age characteristics of students points not open. The new chemistry, the most embarrassing, subject knowledge and teachers make them feel strange, but do not want to say more, they do not open “Jinkou ” phenomenon caused a lot of drawbacks: knowledge of students, self-confidence