请再写出5个与龙相关的成语。
龙飞凤舞；龙争虎斗；龙腾虎跃；叶公好龙；飞龙在天
找出相对应的答语把字母序号填空。
① How heavy are you? ____ A. They are Size 39.
② How tall are you? ____ B. I'm 15 years old.
③ How old are you? ____ C. I'm 45 kg.
④ What size are your shoes?____ D. I'm 158cm tall.
⑤ How long are your bed?____ E. It is 200cm.
关于竞争与合作的关系，下列说法正确的是 （ ）
不靠____、____或____也能传递热，这种传热方式称为辐射。
