the woman stood at the window.she stood ( ) it.1 in front 2 in front of 3 front 4 ahead of请问选择哪个,分别说出为什么对和错

问题描述:

the woman stood at the window.she stood ( ) it.1 in front 2 in front of 3 front 4 ahead of
请问选择哪个,分别说出为什么对和错