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【多选题】
旅游经济运行的客体条件是（ ）。A.
经济社会发展水平
B.
基础设施完备程度
C.
旅游资源状况
D.
旅游服务水平
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反馈参考答案：
举一反三
【判断题】According to the author, E-commerce in China is much stronger than America’s.
A.
正确
B.
错误
【判断题】In recent years, the double eleven has become an annual event in China's e-commerce industry and gradually affected the international e-commerce industry.
A.
正确
B.
错误
【简答题】已知三角形三顶点 ,则重心坐标是().
【单选题】The U.S. government on Wednesday _______ former Commerce Secretary Gary Locke as ambassador to China, making him the first Chinese-American ever to take the post.
A.
accumulated
B.
reflected
C.
distinguished
D.
appointed
【判断题】According to the author, E-commerce in China is much stronger than America’s.
A.
正确
B.
错误
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