根据汉语提示写出单词。
Dad, could you bring me some drinks and ________(小吃、小食品)?
There are ________(五十) teachers in our school.
How did you get your ___________ (兼职的) job?
I need to _________(完成) my homework first before going out.
Don’t ___________ (担心). I can help you with your chemistry.