—Can you tell me about the trash collection? — _______________

A、OK, let me show you .
B、Sorry, I have no time.
C、Try it on you own, please.
出自:国开作业公共政策概论

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