(1)计算:①12-sin60°+(1-tan60°)-1;②a2-2a+1a- 发布时间:2017-05-02 22:38 │ 来源:www.tikuol.com 题型:解答题 问题: (1)计算:①12-sin60°+(1-tan60°)-1;②a2-2a+1a-1-(a-2).(2)解方程:①2x=3x+3;②x2-3x+2=0.
题型:解答题 书面表达 现在有很多中学生想利用暑假去偏远山区( the mountain villages far away)当志愿者,帮助那些因贫困而失学的孩子们。对此,有人赞成,有人反对。你支持哪一种观点?请结合下列表格中所提供的内容,谈谈你的想法,文章首句已给出。Agree◆ a good experience;◆ help the children there to open up their eyes to the outside world ;Disagree◆ get in the way of studying;◆ students should have a good rest;Your opinion你的想法要点:1、语言流畅、规范; 2、包含提示内容,并作适当发挥; 3、80词左右。 Nowadays many middle school students want to be volunteers in the mountain villages far away during the summer vacation... 查看答案