西瓜xīguā 青蛙qīngwā 国画guóhuà 葵花kuíhuā 披挂pīguà 这组拼音标注都对。
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后响复韵母是ai、ei、ao、ou
A. 对
B. 错
A guide could agree to change dishes if he is informed about it before the dinner time.
A. 对
B. 错
A guide should have meals with the driver because the driver may feel lonely when he has dinner himself.
A. 对
B. 错
Tourists could choose to take snacks in any restaurants they like.
A. 对
B. 错