What's in the lake?Some boys (swimming)in the lake.请问括号里为什么不是“are swimming"?

问题描述:

What's in the lake?Some boys (swimming)in the lake.请问括号里为什么不是“are swimming"?

他这里问的是What's in the lake?有什么在湖里?回答是:Some boys.(一些男孩)在这里swimming in the lake,是表示伴随,而不是你所理解的Some boys are swimming in the lake.(有一些男孩正在湖里游泳)也就是说,这里...