英语-请问这两句话有区别吗?
i have specialized in teaching math for five years.
i have been specialized in teaching math for five years.
人气：156 ℃ 时间：2020-01-30 02:01:57
解答
其实没有什么区别,只不过第二句通常不这么说.
比较常见的是第一句,如果非要使用句型二,可以这么说：
I have been specializing in teaching math for five years.
意思如果非要细分,同Iorihaha所述.
推荐
猜你喜欢
