You may try some games to play with your audience, but remember the games shouldn.t be too_____.

A、completed
B、confused
C、complicated
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