2. It can_____the go-between for your personal and career schedules.
A.stand up
B.participate in
C.serve as
D. put to
出自:大学英语1

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