根据上下文，补全对话中所缺的单词，每空一词。
A: Hi, Mike. Let's go to school. Oh, what's 1. with your right arm?
B: I had bad 2. yesterday evening. A small boy ran out while I was riding on my bike. I tried not
to knock him, but I fell and hurt 3. .
A: What a pity! Is it serious?
B: Not very. But I can't write now. The 4. asked me to stay at home for a few days. Could you
get my sick-leave note to Miss Li?
A: Sure. I hope you'll be all 5. soon.
B: Thanks, Linda. Here is the note.