Do you know these words?

• せわを　する

  to take care of - ; to take charge ; to offer help

• おいそがしいですか

  Are you busy? (used when talking to someone senior or older)

• しんちんたいしゃ

  metabolism

• 〜までに

  on or before - ; by - (indicating time limit)

• たんぱくがおりる

  to find protein in one's urine