问题 单项选择题

红豆杉能够产生的治疗癌症的药物是什么?()

A.紫衫醚

B.紫衫醇

C.紫衫脂

D.紫衫醛

答案

参考答案:B

选择题
材料分析题

材料:现在,随着社会的发展,越来越多的同学跟手机、MP3、光盘、快译通等高科技产品交上了朋友,有的还把它们带进课堂,甚至有人上课互发短信,传播不健康信息。 

(1)结合上述材料,谈谈我对中学生使用高科技电子产品的看法。

                                                                                                                                                         

                                                                                                                                                         

                                                                                                                                                          

                                                                                                                                                           (2)阅读材料后,同学们围绕“科技与人的素质”和“科技与资源环境”,这两个话题展开了讨论,请选择其中一个话题,阐述你的观点:

                                                                                                                                                          

                                                                                                                                                          

                                                                                                                                                          

                                                                                                                                                             

     话题:___________________