-Have you seen _________ watch? I left it here this morning.-I think I saw one somewhere. Is it _________ new one?
A. a;/
B. a;the
C. the;a
D. a;a
出自:国家开放大学英语语法

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