he could 是定语,完整的是:he could spend the time
spend time doing sth,花时间做某事,所以用praticing
pratice doing sth没错,但这里的spoken是与English搭配的,spoken English是英语口语的意思,不是和practice搭配的.
he could 是定语,完整的是:he could spend the time
spend time doing sth,花时间做某事,所以用praticing
pratice doing sth没错,但这里的spoken是与English搭配的,spoken English是英语口语的意思,不是和practice搭配的.