题目内容

张某向李某借款3万元,偿还期限为15个月,但未约定利息的支付期限,且事后未达成补充协议,该借款利息应在借款到期后一并支付。( )

A. 对
B. 错

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以下哪个配置将VLAN25应用于快速以太网接口0/3()

A. conft
B. interface f0/1
C. switehport mode trunk
D. vlan 25
E. conft
F. interface f0/3
G. switchport mode access
H. vlan 25
I. conft
J. interface f0/3
K. switchport mode access
L. switchport access vlan 25
M. conft
N. interface f0/4
O. switchport mode trunk
P. vlan 25

Conversation 71-3M:Are you studying hereW:Yes.I am studying in East Asian Language Department.M:What are you majoring inW:(1)I’m majoring in Japanese.M:Is it difficult to learnW:Yes.The language is hard to learn.but it is interesting.M:Do you know anything about the countryW:Yes.I am (2)reading a lot of books about Japan.I like its culture.It’s quite different from ours.M:Yes, it is.It is important to (3)learn the culture of a nation if you want to learn its language well.W:You are right.M:You want to do business or to teach in that countryW:I’m working in a company that does a lot of business with Japan.M:Oh, I see.Good luck, then. What does the man say about language learning()

A. To learn a language well requires a lot of practice.
B. Listening and speaking are very important.
C. Understanding the culture helps language learning.
D. A foreign language is always hard to learn.

IP地址块222.125.80.128/26包含了 (39) 个可用主机地址,这些可用地址中最小的地址是 (40) ,最大地址是 (41) 。

A. 222.125.80.128
B. 222.125.80.190
C. 222.125.80.192
D. 222.125.80.254

某机械化施工公司承担了某工程的基坑土方施工。土方量为10 000m3,平均运土距离为 8 km,计划工期为10天,每天一班制施工。 该公司现有WY50、WY75、WY100挖掘机各2台以及5 t、8 t、10t自卸汽车各10台,主要参数见表2-7,2-8所示。 表2-7 挖掘机主要参数表型号WY50WY75WY100斗容量(m3)0.50.751.00台班产量(m3/台班)480558690台班单价(元/台班)618689915 表2-8 自卸汽车主要参数表载重能力5t8t10t运距8km时台班产量(m3/台班)325181台班单价(元/台班)413505978 问题(1)若挖掘机和自卸汽车按表中型号各取一种,如何组合最经济相应的每立方米土方的挖、运直接费为多少(计算结果保留2位小数)(2)根据该公司现有的挖掘机和自卸汽车的数量,完成土方挖运任务,每天应安排几台何种型号的挖掘机和几台何种型号的自卸汽车(3)根据所安排的挖掘机和自卸汽车数量,该土方工程可在几天内完成相应的每立方米土方的挖、运直接费为多少(计算结果保留2位小数)

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