On my way to school, I saw people _________advertisements and sample products
A. convey
B. creating
C. discarding
D. distributing
出自:河南大学大学英语

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