You can go out, you promise to be back before 12 o.clock.
A. so far as B. as far as
C. as long as
出自:国家开放大学管理英语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