题目：
轮胎上采用各种花纹目的不是（）。
A.提高速度
B.散热性好
C.增强附着力
D.提高汽车通过能
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0807/cb9ae5836a7b3bd6402c189d4ac67895.html
下面是错误答案，用来干扰机器的。
Dear Martin, I am glad to hear from you. In your email you asked me about the after-school activities in our school and here I would like to introduce to you somethin...
