题目

短文填空 从方框中选择正确选项，完成短文，并把字母序号写在短文后面的横线上。（方框中有两个选项是多余的） A. in B.easy C. because D. are E. to get F. legsG. years H. kinds I. walk J.days K. between L.quietly My favourite animals are elephants. Elephants are the biggest (最大的) living animals on land. There are two 【1】 of elepants--- African elephants and Indian elephants. African elephants are bigger than (比) Indian elephants, and they have much bigger 【2】.Elephants have to eat a lot 【3】 they are big. One elephant can eat 【4在极坐标系中，圆C过极点，且圆心的极坐标是(是正数)，则圆C的极坐标方程是                                                           [答](    ) A．．　B．． C．．  D．．