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【单选题】
全双工以太网传输技术的特点是A.
能同时发送和接收帧，不受CSMA/CD限制
B.
能同时发送和接收帧，受CSMA/CD限制
C.
不能同时发送和接收帧，不受CSMA/CD限制
D.
不能同时发送和接收帧，受CSMA/CD限制
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【简答题】完形填空。 My little angel, you are teaching me how selfless real love is! My wife called, 'How long will you be with that 1 ? Will you come here and make your darling daughter eat her food?' I threw the p...
【单选题】I still remember my first teacher ________ we haven’t seen each other for a long time.
A.
it
B.
until
C.
though
D.
because
【简答题】My first real long-term job, though,
【判断题】In a marketing sense, demand means requirements that consumers do not have the resources to satisfy.
A.
正确
B.
错误
【简答题】Is this your first real job? This isn't your first real job, _____?
【单选题】I still remember my first teacher________ we haven’t seen each other for a long time.
A.
if
B.
until
C.
though
D.
because
【简答题】I was 15 when I met my first real teacher, Mrs Geurin. I didn’t know her well at the time but I thought I hated her.In her first class, she asked us to write a piece about an influencial person, place...
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