The fact ________ that we are behind the other classes.

选择一项:
A. seems to be
B. looks to be
C. remains
出自:人文英语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