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题目内容
（国开作业公共政策概论）
—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.
A、OK, let me show you .
B、Sorry, I have no time.
C、Try it on you own, please.
参考答案
