半张桌子上的花瓶:we should keep quiet in the l__when we read books in it

we should keep quiet in the l__when we read books in it We should keep quiet in the l____ when we read books in it. should we diet in the order to keep fit should we diet in order to keep fit 英语作文should we keep pet?(要两百字左右) we should eat a balaced diet to keep healthy 请翻译：We should keep in mind how a guest should behave. Keep quiet,please.(改否定句) Why should we marry? should a man keep a mirror?