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【简答题】
Task 1 Complete the following sentences with the words given below. Change the form if necessary. conceal score frequently countless indicate accidental salvation popularity 2. I asked him where my sister was and he _________ the shop opposite.
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【简答题】We'd better hurry ____ the store closes soon.
【单选题】听力原文：M: We'd better hurry or we'll be late. W: I know we are in a hurry, but the speed limit on this freeway is 65 miles per hour. What are the man and the woman doing?
A.
Driving in a car.
B.
Taking a taxi.
C.
Packing their luggage.
D.
Riding on a bus.
【简答题】当变压器的输出功率为0时，其效率为0。当输出功率增大到一定值时，其效率又下降？效率最大的条件？
【简答题】100.85(子网掩码255.255.255.192)的网络地址为(),广播地址为(),可分配给终端的IP地址数为()个,分别是(按“x.x.x.x-x.x.x.x”格式填写,下同。)。若将此网络划分为2个子网,则每个子网的子网掩码为(),子网1的地址范围(包含网络地址和广播地址)为(),子网2的地址范围为()。(子网1)+(子网2)的地址范围是否等于(只能填一个字:是/否)划分前网络的地址范围。
【简答题】实验报告-5.doc
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