火漆封戳
参考答案:17 (9611.0000)
抄写下列词组并译成中文。
1. drive a bus ________________ ________________
2. ride a bicycle ________________ ________________
3. go shopping ________________ ________________
4. stay home ________________ ________________
圆锥的高是指从圆锥的顶点到底面圆心的距离.______.(判断对错)