请最少说出两种在跆拳道竞技比赛中的犯规行为?
参考答案:接触行为,消极行为,攻击行为,不当行为。
下面的句子中各有一处错误,请找出来,并改在右边的横线上。
1. I can't finds my pen. ( )
A B C D
2. What do his father do? ( )
3. He goes to work by foot. ( )
4. I like playing the football. ( )
5. Amy is going to be a actress. ( )
下列哪项可引起心率减少
A.交感活动增强B.迷走活动增强C.肾上腺素D.甲状腺激素E.发热