---- “How did the robber get in?”
----“ an open window on the first floor.”
A. Past
B. From
C. Over
D. Through
网友回答
A. Past
B. From
C. Over
(答案→)D. Through
解析：through 意为“穿过，贯穿，经过，透过”。又如：
The train ran through the tunnel. 火车穿过隧道。
I saw you through the window. 我是透过窗子看到你的。