题目内容

后响复韵母是ai、ei、ao、ou

A. 对
B. 错

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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

It is up to members of tour group whether they have dinner together.

A. 对
B. 错

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