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【单选题】
“最后一公里”可理解为( )A.
局端到用户端之间的接入部分
B.
局端到用户端之间的距离为1公里
C.
数字用户线为1公里
D.
网线为1公里
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举一反三
【单选题】The ______ estimate of gains in gross national product suggested a fast recovery from economic recession.
A.
introductory
B.
possible
C.
primary
D.
preliminary
【单选题】The knowledge one gains by traveling in a foreign country is often______.
A.
from second-hand information
B.
gathered from other sources than from its inhabitants
C.
gained from the arguments about the country
D.
different from what one had before the travel
【单选题】The capital intended to broaden the export base and ______ efficiency gains from international trade was channeled in stead of uneconomic import substitution.
A.
secure
B.
extend
C.
defend
D.
possess
【单选题】A car accelerates from rest. It gains a certain amount of kinetic energy and Earth
A.
gains more kinetic energy.
B.
gains the same amount of kinetic energy.
C.
gains less kinetic energy.
D.
loses kinetic energy as the car gains it.
【单选题】America reaped great gains from Iraq war despite the much pain from both sides.
A.
Y
B.
N
C.
NG
【单选题】依照通信综合布线规范,以下水平子系统布线距离的描述中正确的是?
A.
水平电缆最大长度为80米，配线架跳接至交换机、信息插座跳接至计算机总长度不超过20米，通信通道总长度不超过100米
B.
水平电缆最大长度为90米，配线架跳接至交换机、信息插座跳接至计算机总长度不超过10米，通信通道总长度不超过100米
C.
水平电缆最大长度为80米，配线架跳接至交换机、信息插座跳接至计算机总长度不超过10米，通信通道总长度不超过90米
D.
水平电缆最大长度为90米，配线架跳接至交换机、信息插座跳接至计算机总长度不超过20米，通信通道总长度不超过110米
相关题目：
【单选题】America reaped great gains from Iraq war despite the much pain from both sides.
A.
Y
B.
N
C.
NG
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