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【单选题】
四冲程柴油机的进气阀定时为:
A.
上止点后开,下止点后关
B.
上止点前开,下止点前关
C.
上止点后开,下止点前关
D.
上止点前开,下止点后关
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【单选题】(2019二级建造师)下列建筑施工企业为从事危险作业的职工办理的保险中,属于非强制性保险的是( )。
A.
工伤保险;
B.
意外伤害保险;
C.
基本医疗保险;
D.
失业保险;
【单选题】下列建筑施工企业为从事危险作业的职工办理的保险中,属于非强制性保险的是( )
A.
工伤保险
B.
基本医疗保险
C.
意外伤害保险
D.
失业保险
【单选题】下列会计原则中财政总预算会计应遵循的原则是 ( )。
A.
权责发生制原则
B.
稳健原则
C.
配比原则
D.
专款专用原则
【单选题】The old lady, ____ had been killed in the war, was given help by the local government.
A.
all her children
B.
whose all children
C.
all of her children
D.
all of whose children
【单选题】患者男64岁,尿毒症晚期,处于昏迷状态。护士在为其做口腔护理时应特别注意:
A.
动作轻柔
B.
禁忌漱口
C.
按顺序擦拭
D.
夹紧棉球
【单选题】201909下列建筑施工企业为从事危险作业的职工办理的保险中,属于非强制性保险的是( )。
A.
工伤保险
B.
意外伤害保险
C.
基本医疗保险
D.
.失业保险
【单选题】Mary wanted to travel around the world all byh
A.
15. Mary wanted to travel around the world all byherself, but her parents did not _______ her to do so.  ( 全国 3) A. forbid           
B.
allow           
C.
follow             
D.
ask
【单选题】Section D Learning disabilities are very common. They affect perhaps 10 percent of all children. Four times as many boys as girls have learning disabilities. Since about 1970, new research has helped ...
A.
an early expert on learning disabilities
B.
Scientists now know there are many different kinds of learning disabilities
C.
So the brain was like an electrical device in which the wires were crossed.
D.
So some researchers began looking at the brain itself to learn what might be wrong.
E.
Scientists found that the brain cells of a learning-disability person differ from those of a normal person in size and arrangement.
F.
The differences appeared throughout the brain.
G.
they measured the brain's electrical activity
H.
One involved cells in the left side of the brain (67)
【简答题】行程可调节座椅在其H点调节轨迹上有许多设计H点,但只有唯一一点被定义为____点。
【多选题】Struts2配置文件中的代码如下: /hello.jsp 以下关于其解释中正确的有哪些?
A.
package标签创建一个叫做test的包,命名空间为“/test”
B.
声明一个叫做helloworld的action,对应的类为test.HelloAction,执行的方法为execute
C.
execute方法返回“success”字符串时,跳转到/hello.jsp显示结果
D.
这个action在url中的子路径为test/HelloAction
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