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【单选题】
悬吊管的敷设坡度不得小于( )。A.
0.002
B.
0.003
C.
0.004
D.
0.005
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反馈参考答案：
举一反三
【单选题】网络机房利用( )将多台计算机及相关网络设备互联而成,为实现建构协作化学习创造了良好技术基础。
A.
声--电转换
B.
网络和多媒体技术
C.
信号处理
D.
信号放大
【单选题】—Why _________ your brother like baseball? —Because he thinks it is interesting．A．is
A.
7． —Why _________ your brother like baseball? —Because he thinks it is interesting． A．is
B.
are
C.
do
D.
does
【单选题】Why does Sylvia decide not to share the secret of the white heron with the man?
A.
Because she realizes that the bird is an integral part of the nature, with which she shares a close bond.
B.
Because she realizes that white heron verges on extinction and it's her responsibility to protect it.
C.
Because the man is too assertive and aggressive to be trusted.
D.
Because the man does not return her affection.
【单选题】Why does Sylvia decide not to share the secret of the white heron with the man?
A.
Because she realizes that the bird is an integral part of the nature, with which she shares a close bond.
B.
Because she realizes that the white heron verges on extinction and it’s her responsibility to protect it.
C.
Because the man is too assertive and aggressive to be trusted.
D.
Because the man does not return her affection.
【单选题】Chef Sylvia Bostock's eclectic offerings at her new restaurant, Sylvia's, range from an Asianinspired tuna tartelette in a soy-ginger demiglace with a succulent cowboy rib-eye served atop a small moun...
A.
with
B.
to
C.
in addition to
D.
and
E.
and to
【单选题】I don’t know ____ everyone in my class thinks I’m funny.
A.
why is it that
B.
why it is that
C.
who is it which
D.
who it is that
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