Some people are old at 18 and some are young at 90… time is

Some people are old at 18 and some are young at 90… time is Many of -----are young and some are old Some people are (s ) at the supermarket some of them are old and some of them are young.There women many of them are young and some are old 为什么要用some Some of them,and others are young people There are some old men_____the table.A:at B:on Some dictionaries are ( )English and others are ( ) A.at,in 英语翻译Everyone is good at something,but some people are talent Everyone is good at something,but some people are truly tale 改错：Some people are rushing at dolls.The little boy is enough some old people are { ]the big tree