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【单选题】
如果游客要求单独去治安复杂的地方活动,导游的对做法是
A.
尽量劝阻并如实说明情况
B.
让其结伴出行
C.
坚决阻止
D.
立即向旅行社汇报
拍照语音搜题，微信中搜索"皮皮学"使用
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【单选题】黄酮苷和黄酮苷元一般均能溶解的溶剂为
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