in her early 30s 与 in her early 30‘s

in her early 30s 与 in her early 30‘s our new maths teacher is a woman ( A.in her early 30s B.in h in his early 30's She is in her early in her early twenties,in her late twenties,in h in early 1990s还是in the early 1900s? You are already in your early 30`s Her mother was a short woman in her early forties Mary is a woman in her early twenties in one"s early twenties 与 in one"s late twenties 有什么区别?（one" She is in her early twenties 其中early twenties 还有别的写法吗? in the early 1990s和in the early 2000s分别是指多少年啊?