判断题
Indeed the most important factor in writing exercises is that students need to be personally involved in order to make the learning experience of lasting value.（）
正确(↓↓↓ 点击‘点击查看答案’看答案解析 ↓↓↓)
判断题 Survey is used widely in descriptive research，in which sampling is one of the key issues.（）
判断题 Errors can indicate the student"s stage of language learning and acquistion.（）
单项选择题 反重氮法又称（）。
