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【单选题】
下列命题为真命题的个数为( ) (1)幂函数的图象都经过点(0,0),(1,1)。 (2)幂函数的图象一定不能出现在第四象限。 (3)当幂指数 取1,3, 时,幂函数 是增函数。 (4)当幂函数 时,幂函数 在定义域上是减函数。
A.
1
B.
2
C.
3
D.
4
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参考答案：
举一反三
【单选题】The minimal meaningful units in a language are known as .
A.
words
B.
allomorphs
C.
morphemes
D.
morphs
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【简答题】Spot Dictation (25 points, 5 points each) Directions: Listen to the radio program and fill in the blanks with the exact words you hear. V: What recent product or service do you think is 1) ? M3: Er. i...
查看完整题目与答案
【简答题】改错。 1. Jim passed the driving test, it surprised everybody in the office. _______ 2. Which is known to all, he is the best student. _______ 3. It is such a big stone that nobody can lift. _______ 4. O...
查看完整题目与答案
【简答题】to make (facts, etc) knownA. reveal     B．retell     C． public    D．betray
查看完整题目与答案
【判断题】色彩深度是指图像中像素的数量
A.
正确
B.
错误
查看完整题目与答案
【单选题】色彩深度指在一个图像中颜色的数量,每个像素可能是256种颜色中的任意一个,一个24位的图像包含的颜色是
A.
16种
B.
256种
C.
65536种
D.
1677万种
查看完整题目与答案
【判断题】色彩深度是指图像中像素的数量
A.
正确
B.
错误
查看完整题目与答案
【单选题】Athens _____ the birthplace of western civilization. [     ]
A.
are known as
B.
is known as
C.
are known for
D.
is known for
查看完整题目与答案
【单选题】（ ）是指在可以预见的将来，企业将会按当前的规模和状态继续经营下去，不会停业，也不会大规模削减业务。
A.
会计主体
B.
持续经营
C.
会计分期
D.
货币计量
查看完整题目与答案
【单选题】What have recent researches show about advertising?
A.
product placement is common in movie and TV shows
B.
children's unhealthy behaviors are caused by advertising
C.
marketers make the use of the Internet and social media to promote thier products
D.
it's difficult to keep children from the Internet and social media
查看完整题目与答案
相关题目：
【单选题】The minimal meaningful units in a language are known as .
A.
words
B.
allomorphs
C.
morphemes
D.
morphs
查看完整题目与答案
【简答题】Spot Dictation (25 points, 5 points each) Directions: Listen to the radio program and fill in the blanks with the exact words you hear. V: What recent product or service do you think is 1) ? M3: Er. i...
查看完整题目与答案
【简答题】改错。 1. Jim passed the driving test, it surprised everybody in the office. _______ 2. Which is known to all, he is the best student. _______ 3. It is such a big stone that nobody can lift. _______ 4. O...
查看完整题目与答案
【简答题】to make (facts, etc) knownA. reveal     B．retell     C． public    D．betray
查看完整题目与答案
【判断题】色彩深度是指图像中像素的数量
A.
正确
B.
错误
查看完整题目与答案
【单选题】色彩深度指在一个图像中颜色的数量,每个像素可能是256种颜色中的任意一个,一个24位的图像包含的颜色是
A.
16种
B.
256种
C.
65536种
D.
1677万种
查看完整题目与答案
【判断题】色彩深度是指图像中像素的数量
A.
正确
B.
错误
查看完整题目与答案
【单选题】Athens _____ the birthplace of western civilization. [     ]
A.
are known as
B.
is known as
C.
are known for
D.
is known for
查看完整题目与答案
【单选题】（ ）是指在可以预见的将来，企业将会按当前的规模和状态继续经营下去，不会停业，也不会大规模削减业务。
A.
会计主体
B.
持续经营
C.
会计分期
D.
货币计量
查看完整题目与答案
【单选题】What have recent researches show about advertising?
A.
product placement is common in movie and TV shows
B.
children's unhealthy behaviors are caused by advertising
C.
marketers make the use of the Internet and social media to promote thier products
D.
it's difficult to keep children from the Internet and social media
查看完整题目与答案
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