4. A: I wish I this shirt before the price went up.
B: The price went up?
A: I wish I had bought this shirt before the price went up.
B: The price went up?
A: °¡°ÝÀÌ ¿Ã¶ó°¡±â Àü¿¡ ÀÌ ¼ÅÃ÷ »òÀ¸¸é ÁÁ¾ÒÀ» ÅÙµ¥.
B: °¡°ÝÀÌ ¿Ã¶ó°¬¾î?