Our world is becoming much smaller （）
A. because the earth is being polluted day and night
B. thanks to science development
C. because of the rise in population
D. because the earth is blown away by the wind every years
34（）
A. want to keep
B. will look
C. have used
D. have written
急性支气管炎风寒咳嗽的治法是
A. 解表散寒，宣肺止咳
B. 疏风清肺
C. 清肺化痰
D. 滋阴润肺
E. 辛凉解表，宣肺止咳
如果网络结点传输10bit数据需要1×10-8s，则该网络的数据传输速率是( )。
A. 10Mb/s
B. 1Gb/s
C. 100Mb/s
D. 10Gb/s
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