- Could I make an appointment with Dr. Zhang to check my teeth tomorrow morning? - _______________________.

A、Certainly
B、No, you cannot
C、He isn’t in
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