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【简答题】
因特网可以提供哪些不同形式的通信服务?
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反馈参考答案：
举一反三
【判断题】We put the index finger and mid-finger apart with palm against the receiver to mean “OK”, which was first used by Winston Churchill.
A.
正确
B.
错误
【判断题】We put the index finger and mid-finger apart with palm the receiver to mean "OK", which was first used by Winston Churchill.
A.
正确
B.
错误
【判断题】We put index finger and mid-finger apart with palm against the receiver to mean “OK”, which was first used by Winston Churchill.
A.
正确
B.
错误
【判断题】We put the index finger and mid-finger apart with palm against the receiver to mean “OK,” which was first used by Winston Churchill.
A.
正确
B.
错误
【单选题】Which index used by insurance companies is not mentioned in this passage?
A.
Gender.
B.
Age.
C.
Life expectancy.
D.
Matrimony.
【单选题】4层建筑，单层层高为4．2m，建筑有中庭64m×18m×16m，则机械排烟风机的排烟量为________。
A.
69120
B.
73728
C.
102000
D.
112200
【判断题】We put the index finger and mid-finger apart with palm against the recerver to mean "OK," which was first used by Winston Churchill.
A.
正确
B.
错误
【简答题】(B4.2A) 16 转换为二进制数是 ( ) 2
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