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【单选题】
下面程序执行的结果是( )。 CLEAR X=5 Y=6 Z=7 IF X＞Y IF Z＞8 X=X+Y ELSE X=X+Z ENDIF ENDIF ?XA.
5
B.
11
C.
12
D.
13
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【单选题】He's given an important report on the work of the government, ________? [ ]
A.
isn't he
B.
is he
C.
hasn't he
D.
has he
【简答题】A. Because government officers are hard to please. B. Because the learners have to go through several tough tests. C. Because the learners usually fail several times before they pass it. D. Because th...
【单选题】Which of the following statements is not true according to the passage?
A.
The government has full confidence in tackling the problem of obesity.
B.
Obesity costs the NHS one billion pounds a year.
C.
Obesity does harm to the health of up to one million children under 16.
D.
There aren't enough staff to tackle the problem of obesity.
【简答题】A．The income gap really does harm to social order. B．Government agencies are working hard to make monopoly status. C．People of low-income feel grieved against high-income counterparts. D．The income ga...
【多选题】下列哪些可能是外源物质的毒性作用机制
A.
对细胞膜脂质的还原作用
B.
与细胞内蛋白质结合影响其结构或功能
C.
与细胞内 DNA 结合影响其结构或功能
D.
影响细胞内的钙稳态
【单选题】Mr.Smith ____ when the government for 37 years by the time retires.
A.
will work
B.
will have worked
C.
will be working
D.
will have been working
【简答题】渐变构成的概念和特点是什么?
【单选题】After the earthquake, the local government took immediate measures to provide _____ for those who had lost their homes.
A.
accommodation
B.
occupation
C.
equipment
D.
furniture
【多选题】下列哪些可能是外源物质的毒性作用机制
A.
对细胞膜脂质的还原作用
B.
与细胞内DNA结合影响其结构或功能
C.
影响细胞内的钙稳态
D.
与细胞内蛋白质结合影响其结构或功能
【多选题】下列哪些可能是外源物质的毒性作用机制
A.
影响细胞内的钙稳态
B.
对细胞膜脂质的还原作用
C.
与细胞内DNA结合影响其结构或功能
D.
与细胞内蛋白质结合影响其结构或功能
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