How can you ______ and let him treat his dog like that?( )(本题1.0分)
A.stand by
B.stand up
C.stand for
D.stand out
出自:信阳师范学院大学英语3

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块