问题 单项选择题

肺炎球菌肺炎最主要的致病因素是

A.细菌内毒素

B.细菌外毒素

C.细菌荚膜

D.细菌对组织的侵袭力

E.细菌含有杀白细胞素

答案

参考答案:C

材料分析题

小雨为人处事总是斤斤计较,很少顾及他人的感受;妈妈批评她说:“要懂得这个世界上没有单独的赢家。”她总是不以为然。现在连最好的朋友也远离了她,她觉得很孤单。

(1)请针对小雨的行为,运用所学知识,帮助小雨走出困境。

                                                                                                                                                                

                                                                                                                                                                

                                                                                                                                                                

                                                                                                                                                                

                                                                                                                                                               

(2)妈妈说:“世界上没有单独的赢家。”你是如何理解这句话的?

                                                                                                                                                               

填空题