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【单选题】
对人体健康影响最为深远又最能被控制的因素A.
自然环境因素
B.
社会环境因素
C.
生活方式
D.
遗传因素
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【简答题】阅读理解。 Americans often say that there are only two things a person can be sure of in life: death and taxes. Many people feel that the United States has the worst taxes in the world. Taxes are the money...
【简答题】阅读理解。 Americans often say that there are only two things a person can be sure of in life: death and taxes. Many people feel that the United States has the worst taxes in the world. Taxes are the money...
【单选题】Americans often try to say things as quickly as possible, so for some expressions we use the first letters of the words instead of saying each word. Many common expressions or long names are shortened...
A.
The voice of America.
B.
A short way of saying.
C.
Introduction of famous companies.
D.
Brief introduction of VOA
【简答题】到青春期时，（）结构和机能逐步成熟完善，为青少年抽象逻辑思维等方面的发展提供了保证。
【单选题】下列关于用例图的描述错误的是( )
A.
用例图表示系统的行为
B.
用例在用例图中使用椭圆表示
C.
参与者在用例图中使用小人表示
D.
一般使用从用例指向参与者的箭头表示启动关系
【单选题】Y-建筑屋面雨水管道设计流态的选择,哪项是不正确的?( )
A.
)檐沟外排水宜按重力流设计
B.
)长天沟外排水宜按压力流设计
C.
)高层建筑屋面雨水排水宜按重力流设计
D.
)工业厂房、库房、公共建筑的大型屋面雨水排水宜按压力流设计
【单选题】Americans often try to say things as quickly as possible, so for some expressions we use the first letters of the words instead of saying each word. Many common expressions or long names are shortened...
A.
The voice of America.
B.
A short way of saying.
C.
Introduction of famous companies.
D.
Brief introduction of VOA
【简答题】“业精于勤，荒于嬉；行成于思，毁于随”出自于（）。
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