in one's thirties是三十几岁对吗?（忘了）

in one's thirties是三十几岁对吗?（忘了） in one‘s thirties/forties in one's thirties造句. in one's thirties的意思是more than thirty 还是at the age of thirty?He began to work when he was in his thirties.在此句中in his thirties 的意思是 more than thirty 还是 at the age of thirties? ..三十而立 ,用英语怎么表达好些谢谢.in one's thirties 就不用说了 在某人30多岁的时候是：in one＇s thirties,那在某人100岁的时候用英语怎么说? he began to learn English in his ----- a.thirtieth b.thirty c.thirty‘s d.thirties为什么不能是b _________one's thirties “in his thirties是什么意思? He was only in _______ at that time.A．his 30’s B．the 30’s C．his thirties D．the thirties选哪个,为什么可是答案是选c 帮我写一篇topic你认为怎样才算成功必用的关键词：used to do sth 、in one's twenties（或者thirties等）、so that、of one's own 一分钟左右 是in one's hand还是in one's hands 英语好的亲们 我需要你!lie in,be konw as,be worth doing,in one's thirties,take an active,pass away,die of,wipe out.造句 还要会对! 询问两个问题 1/in my thirties中in可不可以是at 2/Is this shop__sells children's clothing?询问两个问题1/in my thirties中in可不可以是at2/Is this shop__sells children's clothing?A.which B.what C.whichD./第二题题目是不是有 一道英语句型题in one‘s mid-thirtieth是某人三十五六岁的意思那三十一二岁 early-thirtieth?三十七八岁 这两个有点忘了 the later 1940s不是有in my early thirties吗?为什么着要用later啊? she's in her thirties-How old is she? 她多少岁了? -She's in her thirties. 她三十多岁了.请问这里的“in her”是作为什么来使用的?可不可以去掉或把这个句子用别的同义句代替? 是at one's school 还是 in one's school