【简答题】筒体的顶端的气筒阀门有两种类型____________、______________。
【简答题】如图,点E是△ABC的两条角平分线的交点. (1)若∠A=80°,求∠BEC的度数; (2)若∠BEC=130°,求∠A的度数; (3)∠BEC能是直角吗?能是锐角吗?说明理由.
【单选题】______studying abroad can be hard, it can broaden your understanding of the word.A.IfB.WhileC.Bec
A.
13.______studying abroad can be hard, it can broaden your understanding of the word. A.If
【单选题】____ it was late, the students were still studying in the classroom.
【单选题】Studying BEC will make you more ____________ upon graduation.
【判断题】问题中心式讲解是以解答问题为中心的讲解,常用于对学生进行能力训练、方法探究、答案求证等的教学,具有一定的探究性,属于高级类型的讲解。
【单选题】It is the education ______ he received when studying abroad ______ has made him such an excellent manager.
【单选题】If Tom had spent more time studying, he able to do well in the test now.
【单选题】No matter how________, it is not necessarily lifeless.
【单选题】以解答问题为中心,其一般程序为:由事实材料引出问题,也可以直接提出问题;进一步明确解决问题的标准,然后选择解决问题的方法,提出各种方法进行分析、比较、用解决标准去衡量,然后确定某种比较理想的方法,进而是解决问题。解决问题的过程中要提供证据,进行论证,提出例证并运用逻辑推理,最后得出结果并进行总结。这属于讲解技能的哪一种类型