根据英语释义写出单词
问题描述：
根据英语释义写出单词
1.the study of the world and of the seas,rivers,mountains,piants,climates,products,population,etc
2.the day before today
3.pay money for sth;give time,energy to sth;pass
4.seven days from Sunday to Saturday
5.biggest in number,amount,etc
答
1 Geography
2 yesterday
3 spend
4 week
5 zero