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【单选题】
问卷的基本结构不包括( )
A.
填答说明
B.
问题和答案
C.
编码
D.
时间要求
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参考答案:
举一反三
【单选题】Dear Tom, Thanks for your letter. Do you want to know about my evening? Well, I usually get home from work at 6 : 00 p. m. I make dinner for my family — my parents, my sister and my brother. After din...
A.
two
B.
three
C.
four
D.
five
【单选题】关系模型中,主键是( )。
A.
可由任意属性组成
B.
至多有一个属性组成
C.
可由一个或多个其值能惟一标识该关系模式中任何元组的属性组成
D.
以上都不是
【单选题】Dear Tom, Thanks for your letter. Do you want to know about my evening? Well, I usually get home from work at 6 : 00 p. m. I make dinner for my family — my parents, my sister and my brother. After din...
A.
In a chess club.
B.
In a swimming club.
C.
At a radio station.
D.
At a school.
【简答题】磺胺类药物的代谢产物大部分是A. 1-氨基的乙酰化物 B. 4-氨基的乙酰化物 A. 苯环上羟基乙酰化物 B. D.杂环上的代谢物
【单选题】I know my brother well. Once he has made up his mind, nothing can change it, but instead I usually ____.
A.
give off
B.
give away
C.
give out
D.
give in
【单选题】磺胺类药物的代谢产物大部分是
A.
4-氨基的乙酰化物
B.
1-氨基的乙酰化物
C.
苯环上羟基氧化物
D.
杂环上的代谢物
E.
无代谢反应发生
【单选题】Read the following passages and identify the problems in reasoning.I do not allow my dog to run around the neighborhood getting into trouble, so why shouldn’t I enforce an 8 o’clock curfew(宵禁)on my 16...
A.
Hasty generalization.
B.
Lack of representativeness.
C.
False analogy.
D.
No error.
【单选题】I know my job isn’t well paid, but ________ I don’t have to work long hours.
A.
in other words
B.
on the other hand
C.
for one thing
D.
as a matter of fact
【单选题】若有说明 int a[10];则对a数组元素的不正确引用是
A.
a[0]
B.
a[i]
C.
a[10]
D.
a [2+3]
【单选题】—Do you know _____ does well in singing in your class? —My friend, I think. [     ]
A.
who
B.
what
C.
why
D.
how
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