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搜题
【多选题】
资产负债率,对其正确的评价主要有( )
A.
从债权人角度看,资产负债率越大越好
B.
从债权人角度看,资产负债率越小越好
C.
从股东角度看,资产负债率越高越好
D.
从股东角度看,当全部资本利润率高于债务利息率时,资产负债率越高越好
E.
从管理者角度看,资产负债率越大越好
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皮皮学刷刷变学霸
举一反三
【简答题】若已知L[f(t)]=F(s)= ,则f(0+)=_____;f(∞)=_____;
【判断题】已知L[f1(t)]=F1(s),L[f2(t)]=F2(s),k1和k2为常数,则L[k1f1(t)+k2f2(t)]=k1F1(s)+k2F2(s).
A.
正确
B.
错误
【单选题】Have you ___ your parents of your plan for the winter vocation?
A.
inform
B.
told
C.
spoken
D.
informed
【单选题】Do you always travel ____ your vocation?
A.
on
B.
to
C.
with
D.
at
【单选题】已知F(s)=L[f(t)],若F(s)= ,则f(¥)=? ( )。
A.
B.
1
C.
D.
0
【单选题】已知F(s)=L[f(t)],若F(s)= ,则f(t)| t =?( )
A.
B.
1
C.
D.
0
【判断题】若已知F(s)=L[f(t)] 的表达式,则通过F(s)一般可以直接求出f(0+)和f(∞)
A.
正确
B.
错误
【简答题】若已知L[f(t)]=F(s)= ,则f(0+)=_____;f(∞)=_____;
【简答题】— What’s your plan for the summer vocation?
【单选题】The airport is usually your first stop before ________ on your vocation trip.
A.
leave
B.
leaving
C.
Now that
D.
If only