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问题 选择题

图中聪明的小白兔能分辨出门外叫开门的不是自己的外婆，它主要是依据了声音的（　　）

A．响度

B．音色

C．音调

D．频率

答案

小白兔和狼发声声带结构不同，所以发出声音的音色就会不同，

故小白兔可以通过音色辨别是不是它的外婆；

故选B．

多项选择题

房地产估价中合法原则中的合法权益有______。

A．合法分配

B．合法产权

C．合法使用

D．合法审批

E．合法处分
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问答题

We had guests last night who have not stayed in a B&B hotel ago. They did not want breakfast because that they were going out early in the morning. They came back lately and had some tea. I came into the living room and saw one of them just go through the kitchen door but turn on the light. He was looking for a glass the cupboard. He had no ideas that the kitchen was not for guests. I just smiled to me and thought, "What can I do We are guests after all. \

______
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