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【简答题】
试简述主机1(IP地址为192.168.25.1,MAC地址为 E1)向主机2(IP地址为192.168.25.2,MAC地址为E2)发送数据时ARP 协议的工作过程(主机1、主机2在同一个子网内)。
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【单选题】-- What do you think of Miss Wang, your English teacher? -- She’s very ______ to our need for encouragement.
A.
sensitive
B.
creative
C.
attractive
D.
imaginative
【单选题】听力原文：M: Miss Grace, I'm glad that you've made it through that heavy snow. W: Yes, I was not expecting so much snow here and it is colder than I expected. I was unable to book a taxi from the hotel, so...
A.
It is very mild.
B.
It is warm.
C.
It is snowy.
D.
It is overcast.
【单选题】What is Julia's special technique when she is in need of support?
A.
She would ask her Daddy for some money.
B.
She would complain about her friend for not giving her special time.
C.
She would come to Daddy and ask for special time.
D.
She would come to her friends and play with them.
【单选题】--- I’ve passed the driving test! --- ______
A.
Well done!
B.
I am afraid not.
C.
That will do!
D.
I’m glad to.
【单选题】听力原文：M: I wonder if you can help me. W: I'd be glad to. M: I've just arrived and I'm not used to the time difference here. I don't want to be a late sleeper because I like to take a walk in the early ...
A.
Have a rest.
B.
Take a walk.
C.
Have a drink.
D.
Get to sleep.
【单选题】听力原文：M: I wonder if you can help me. W: I'd be glad to. M: I've just arrived and I'm not used to the time difference here. I don't want to be a late sleeper because I like to take a walk in the early ...
A.
Have a rest.
B.
Take a walk.
C.
Have a drink.
D.
Get to sleep.
【单选题】听力原文：M: I wonder if you can help me. W: I'd be glad to. M: I've just arrived and I'm not used to the time difference here. I don't want to be a late sleeper be cause I like to take a walk in the early...
A.
Have a rest.
B.
Take a walk.
C.
Have a drink.
D.
Get to sleep.
【简答题】对象模型，也称为要素模型，将研究的整个地理空间看作是一个空域，地理对象或实体作为独立的对象分布在空域中，按照其空间特征分为 、体４种基本对象，每个对象对应着一组相关的属性以区分各个不同的对象。（提示：三种对象，用顿号（、）隔开）
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