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【单选题】
在下列叙述中，正确的一条是( )
A.
采用串行数据通信时，数据在传输线上是一位一位地传输，因此发送端在送出一位数据后，需要接收端收到此数据后送出下一位数据
B.
Intel8251A 工作在异步串行，每个字符的数据位的长度为5～8位，因此通信双方可以在此范围内任意改变数据位的长度
C.
在IBM-PC/XT微机系统中，对软磁盘和硬磁盘的读写操作都是通过SMA传送实现的
D.
由于动态显示是采取轮流给每个数码驱动电压的方式，因此，对于多个数码管显示，将看到它们是闪烁的
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参考答案：
举一反三
【单选题】下列说法错误的是（ ）
A.
养分含量高，而这些养分又能大部分被动物利用，这样的营养价值就高
B.
反刍动物能消化纤维是因为瘤胃内含有大量能消化纤维的微生物
C.
凯氏定氮法能准确测定样品中蛋白质含量
D.
从理论上讲，同一饲料的表观消化率总是低于其真是消化率
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【简答题】18-Having a dietwhich is rich in fruit and vegetables can reduce the incidence of heartdisease. -I couldn’t agreemore; .A. better late than never B. something is better than nothing C. the more, the b...
查看完整题目与答案
【单选题】Which of the following is the meaning of "I'm on a diet"?
A.
I'm having a meal.
B.
I try to eat less.
C.
I have good appetite.
D.
The diet is healthy.
查看完整题目与答案
【简答题】Identifying Main Points Each of the ten statements below contains information given in one of the sections in the text. Each section is marked with a letter. Have students identify the section from wh...
查看完整题目与答案
【单选题】A patient with cirrhosis is having mental status changes owing to elevated ammonia levels in his blood. In prescribing a diet to reduce ammonia production in this patient, which class of nutrients sho...
A.
Ethanol
B.
Lipids
C.
Proteins
D.
Carbohydrates
E.
Water-soluble vitamins
查看完整题目与答案
【判断题】反刍动物瘤胃内微生物能利用饲料中的蛋白质和非蛋白氮,所以可用尿素来代替反刍动物日粮中的部分蛋白质。
A.
正确
B.
错误
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【单选题】第二册翻译 Unit 7 Before long, through the door came a tall, unimpressive-looking man of about 40.
A.
很久前，从门口走进一个高高的、40来岁的男子，看上去其貌不扬。
B.
很快，从门口走进一个高高的、40来岁的男子，看上去其貌不扬。
C.
很快，一个高高的、40来岁的男子通过门边，看上去其貌不扬。
查看完整题目与答案
【单选题】-Having a diet which is rich in fruit and vegetables can reduce the incidence of heart disease. -I couldn’t agree more; .
A.
better late than never
B.
something is better than nothing
C.
the more, the better
D.
prevention is better than cure
查看完整题目与答案
【简答题】阅读理解。 The fried foods, salty snacks and meat are major food of the Western diet, which accounts for about 30 percent of heart attack risk (风险)  across the world.  Meanwhile, a diet rich in fruits and ...
查看完整题目与答案
【判断题】A diet rich in vegetables and fruits has bountiful benefits, which can decrease the chances of having a heart attack, blood pressure stroke, protect against all types of cancers, etc. ( )
A.
正确
B.
错误
查看完整题目与答案
相关题目：
【单选题】下列说法错误的是（ ）
A.
养分含量高，而这些养分又能大部分被动物利用，这样的营养价值就高
B.
反刍动物能消化纤维是因为瘤胃内含有大量能消化纤维的微生物
C.
凯氏定氮法能准确测定样品中蛋白质含量
D.
从理论上讲，同一饲料的表观消化率总是低于其真是消化率
查看完整题目与答案
【简答题】18-Having a dietwhich is rich in fruit and vegetables can reduce the incidence of heartdisease. -I couldn’t agreemore; .A. better late than never B. something is better than nothing C. the more, the b...
查看完整题目与答案
【单选题】Which of the following is the meaning of "I'm on a diet"?
A.
I'm having a meal.
B.
I try to eat less.
C.
I have good appetite.
D.
The diet is healthy.
查看完整题目与答案
【简答题】Identifying Main Points Each of the ten statements below contains information given in one of the sections in the text. Each section is marked with a letter. Have students identify the section from wh...
查看完整题目与答案
【单选题】A patient with cirrhosis is having mental status changes owing to elevated ammonia levels in his blood. In prescribing a diet to reduce ammonia production in this patient, which class of nutrients sho...
A.
Ethanol
B.
Lipids
C.
Proteins
D.
Carbohydrates
E.
Water-soluble vitamins
查看完整题目与答案
【判断题】反刍动物瘤胃内微生物能利用饲料中的蛋白质和非蛋白氮,所以可用尿素来代替反刍动物日粮中的部分蛋白质。
A.
正确
B.
错误
查看完整题目与答案
【单选题】第二册翻译 Unit 7 Before long, through the door came a tall, unimpressive-looking man of about 40.
A.
很久前，从门口走进一个高高的、40来岁的男子，看上去其貌不扬。
B.
很快，从门口走进一个高高的、40来岁的男子，看上去其貌不扬。
C.
很快，一个高高的、40来岁的男子通过门边，看上去其貌不扬。
查看完整题目与答案
【单选题】-Having a diet which is rich in fruit and vegetables can reduce the incidence of heart disease. -I couldn’t agree more; .
A.
better late than never
B.
something is better than nothing
C.
the more, the better
D.
prevention is better than cure
查看完整题目与答案
【简答题】阅读理解。 The fried foods, salty snacks and meat are major food of the Western diet, which accounts for about 30 percent of heart attack risk (风险)  across the world.  Meanwhile, a diet rich in fruits and ...
查看完整题目与答案
【判断题】A diet rich in vegetables and fruits has bountiful benefits, which can decrease the chances of having a heart attack, blood pressure stroke, protect against all types of cancers, etc. ( )
A.
正确
B.
错误
查看完整题目与答案
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