he sees his son playing in the park ( )the window

问题描述:

he sees his son playing in the park ( )the window

he sees his son playing in the park ( through 透过)the window
不明白的再问哟,请及时采纳,多谢 !2. He saw his son playing in the park ___ the window. A. inB. onC. from D. forC from 从