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【单选题】
下列选项中属于OSPF的优点是( )A.
每30秒发送一次更新，可靠性高
B.
不占用链路带宽
C.
SPF 算法保证无环路
D.
最大支持15跳的网络
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反馈参考答案：
举一反三
【单选题】Ankeny Company wishes to earn after-tax net income of $18,000. Total fixed costs are $84,000, and the contribution margin per unit is $6.00. Ankeny’s tax rate is 40%. The number of units that must be ...
A.
a. 14,000 units
B.
b. 17,000 units
C.
c. 19,000 units
D.
d. 21,500 units
【简答题】血浆脂蛋白利用超速离心法可分为_________、_________、_________、_________4类。
【单选题】You can imagine how different the table manners here are from ______.
A.
us
B.
ourselves
C.
ours
D.
our
【单选题】听力原文：How's your products better than the competitors'? (A) I prefer ours. (B) Theirs are better. (C) Ours are beautifully designed. (17)
A.
B.
C.
【简答题】血浆蛋白用醋酸纤维薄膜电泳法可分为______、______、______、______和______。
【单选题】You can imagine how different the table manners here are from ______. [ ]
A.
us
B.
ours
C.
ourselves
D.
our
【简答题】血浆脂蛋白利用电泳法可分为_________、_________、_________及_________4类。
【简答题】处理教师(服务)清单
【单选题】The girl's being____ in an atmosphere of simple lliving was what her parents wishe
A.
taught
B.
trained
C.
culivated
D.
educated
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