书籍 Solutions - 初中级 - 7-7H 单元

used to indicate who is supposed to have or use something or where something is intended to be put

used for showing the place where a person or thing comes from

used to state how long it will be until something happens

used to indicate a position or direction that is away from a person, place, or thing

used to show a day or date

used to say where someone or something goes