问题 单项选择题

雨水系统出水口可在排入水体的( )位置,其出水口与河道连接处应做护坡,用以保护河岸。

A.正常水位以上

B.正常水位以下

C.正常水位

D.任意

答案

参考答案:A

材料分析题

八年级的阳阳和明明是好朋友,一天,他俩互相述说自己的烦恼,阳阳说:“最近我的脸上长了一些红色的小疙瘩,遮不住也擦不掉,难看死了。”明明说:“我的喉咙突出来,象长了个东西似的,感觉很怪!”…… 你能帮助他们消除这些烦恼吗?并说一说你的办法。 

                                                                                                                                                               

                                                                                                                                                                

                                                                                                                                                               

                                                                                                                                                              

单项选择题