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【单选题】
UNIX下查看系统磁盘使用情况的命令是（）A.
top
B.
pwd
C.
df-k
D.
mount
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反馈参考答案：
举一反三
【简答题】企业会计确认、计量和报告的前提是（ ）。
【简答题】1mol 理想气体 , 始态温度 T1, 体积 V1, 经不同过程到达终态体积 2V1, 则系统的熵变分别为 : (1) 恒温可逆膨胀 D S _ __0 (2) 绝热自由膨胀 D S __ __0 (3) 绝热可逆膨胀 D S ____0
【单选题】Now many people move into cities in order to have their children _____________. [ ]
A.
better educate
B.
receive well education
C.
better educated
D.
accept better education
【单选题】— Now more and more people have realized that drugs do great harm to people’s health and their families. — Quite true, so everyone should them.
A.
throw away
B.
keep away from
C.
put away
D.
give away
【多选题】关于变压器的极性，描述正确的是（）
A.
所谓线圈的同极性端，是指当电流从两个线圈的同极性端流出时，产生的磁通方向相同
B.
所谓线圈的同极性端，是指当电流从两个线圈的同极性端流入时，产生的磁通方向相同
C.
所谓线圈的异极性端，是指当电流从两个线圈的同极性端流出时，产生的磁通方向相同
D.
所谓线圈的异极性端，是指当电流从两个线圈的同极性端流入时，产生的磁通方向相同
【单选题】Which is NOT true according to the passage?
A.
People have become used to crimes now.
B.
With a TV set some problems can be solved quickly.
C.
People now like to read books with pictures.
D.
The adults are less violent than the young.
【单选题】Which of the following statements are INCORRECT?
A.
Polish people have more money now.
B.
Polish people spend the weekends in similar ways.
C.
Polish people have more leisure time now.
D.
Polish people can have holidays in the country.
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