根据汉语意思写单词。
1. The little dog is very sad, because it can't find its _______ (主人).
2. The girl in a _______ (马尾辫) over there is my sister.
3. When you want to get a job from a company, you should give them your _______ (简历).
4. Tom is a _______ (有礼貌) boy. He always says"hello" to his teachers.
5. I want to play tennis with my friends, but I can't find my _______ (球拍).