-This box is too heavy for me to carry upstairs. -________________

A、You may ask for help.
B、Let me give you a hand.
C、Please do me a favor.
出自:国家开放大学网络实用技术基础

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