INTO is used to express going to a position in or inside sth(到某位置裏面/進入):
1. Come into the house.
2. She dived into the water.
3. He threw the letter into the fire.
INTO is used to express going to a position in or inside sth(到某位置裏面/進入):
1. Come into the house.
2. She dived into the water.
3. He threw the letter into the fire.
