used to indicate who is supposed to have or use something or where something is intended to be put
为了
used when referring to a person or thing that was previously mentioned or one that is identified easily
这个
a day fixed by law when we do not have to go to school or work, usually because of a religious or national celebration
假日
the quantity that is measured in seconds, minutes, hours, etc. using a device like clock
时间
a set of large folded sheets of paper with lots of stories, pictures, and information printed on them about things like sport, politic, etc., usually issued daily or weekly
报纸
a digital message that is sent from one person to another person or group of people using a system called email
电子邮件
a large place where planes take off and land, with buildings and facilities for passengers to wait for their flights
机场