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【单选题】
下列最容易发生急性肺水肿的是A.
右心衰竭
B.
室间隔缺损
C.
二尖瓣狭窄
D.
心肌炎
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Each instruction is processed(75)，and several instructions are at varying stages of execution in the processor at any given time，this is called instruction pipelining．
A.
exactly
B.
sequencing
C.
sequentially
D.
intermittently
【单选题】Each instruction is processed sequentially, and several instructions are at varying stages of execution in the processor at any given time, this is called instruction____.
A.
executing
B.
sequencing
C.
pipelining
D.
producing
【单选题】用rpm查询系统中是否安装了firefox浏览器,下面做法正确的是:
A.
rpm -l firefox
B.
rpm -q firefox
C.
rpm --list firefox
D.
rpm --search firefox
【单选题】用rpm查询系统中是否安装了firefox浏览器,下面做法正确的是:
A.
rpm --list firefox
B.
rpm --search firefox
C.
rpm -q firefox
D.
rpm -l firefox
【单选题】用rpm查询系统中是否安装了firefox浏览器,下面做法正确的是:
A.
rpm -i firefox
B.
rpm --list firefox
C.
rpm -q firefox
D.
rpm -l firefox
【单选题】商品X和商品y的价格以及消费者的收入都按同一比率同方向变化,那么预算线将( )。
A.
向左下方平行移动
B.
向右上方平行移动
C.
不发生任何变动
D.
向左下方或者向右上方移动
【单选题】When Jane fell off the bike, the other children ______
A.
were not able to help laughter
B.
could not help but laughing
C.
could not help laughing
D.
could not help to laugh
【单选题】In the opinion of the Americans, the government ______.
A.
has three branches
B.
is the executive system
C.
is the congress
D.
is the court
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