You/ go outside/ the fresh air/ breathe deeply.
A. You should go outside on the fresh air to breathe deeply.
B. You should go outside into the fresh air and breathe deeply.
C. You should go outside to the fresh air and breathe deeply.
D. You should go outside in the fresh air to breathe deeply.
Đáp án đúng: D
Cụm từ: in the fresh air (trong bầu không khí trong lành)
Dịch: Bạn nên ra ngoài trời trong không khí trong lành để thở sâu.