根据句意和汉语注释，写出单词的正确形式。
小题1:When you are in danger, it is important to make yourself not ___________ (紧张) and calm down.
小题2:We had a hard time driving to work today. Just hope tomorrow will be less ___________ (有雪的).
小题3:His body ___________ (温度) keeps rising. We need to send for a doctor right away.
小题4:Seeing the air crash, she could feel her own heart ___________ (作节奏运动) quickly.