after____practice lang lang is a well-known pianist now 1.so many year 2.so many years

分类: 作业答案 • 2022-01-02 10:59:27

问题描述：

after____practice lang lang is a well-known pianist now 1.so many year 2.so many years
3.so many year`s 4.so many years`

答

我觉得是D