【单选题】已知点A点B的坐标A(2,-3)、B(5,1)则A,B两点间的距离是 [ ]
【简答题】读下列小短文,你能模仿着写出你的爱好吗? Collecting stamps is my hobby. I like stamps, so I collect many stamps. There are some pictures of the West Lake, the Great Wall and the Changjiang River on them. They're from my ...
【单选题】English in many countries. But Chinese their own language. [ ]
【单选题】He never speaks to others until ______.
【单选题】已知两点 A(-2,3) ,B(2,7)则线段 AB 的长度是
【单选题】I used to _____ to rock music, but now I collect coins. [ ]