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【单选题】
下列各项中,表述有误的一项是( )
A.
《蝉》的实质是科学观察笔记、考察报告,属于科学著作的范畴,但是由于表达上具有一定的文学性,可以看作是一篇很有代表性的科学小品。
B.
《蝉》在介绍蝉的生活习性和生长过程时,采用了类似记叙文的“倒叙”手法,说明顺序由易到难符合人们的认知规律。
C.
《动物身上会进化出轮子来吗?》属于科学论著,文章根据科学研究的思维过程,按照提出问题——分析问题——解决问题的思路组织材料,讲究实证,客观严谨。
D.
《寂静的春天》善于运用对比的方法来阐述事理。作者在严密的科学阐述中,融入带有强烈感情色彩的表达,增添了文章的感染力。
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参考答案:
举一反三
【单选题】当x=3、y=5、z=7时,表达式!(x-y>0)||(y-z<0)的结果是?
A.
0
B.
1
C.
true
D.
false
【简答题】Did you enjoy yourself yesterday? I suppose you do. But I’d like to tell you what a bad day I had yesterday. Nothing just went wrong. On the morning, my alarm clock didn’t ring, since I woke up an hou...
【判断题】汇票、本票和支票都有即期的和远期的两种。
A.
正确
B.
错误
【简答题】汇票、本票和支票都有即期的和远期的两种。 ( )
【判断题】汇票、本票和支票都有即期的和远期的两种。 ( )
A.
正确
B.
错误
【简答题】短文改错。 Did you enjoy yourself yesterday? I suppose you did. But I'd like to tell you how a bad day I had yesterday. Nothing just went wrong. In the morning, my alarm clock didn't ring, so I woke up an ...
【单选题】当三个非负实数x、y、z满足关系式x+3y+2z=3与3x+3y+z=4时,M=3x-2y+4z的最小值和最大值分别是(  )
A.
- 1 7 ,6
B.
- 1 6 ,7
C.
1 5 ,8
D.
- 1 8 ,5
【简答题】IV.短文改错(10) Did you enjoy yourself yesterday? I suppose you do. But I’d like to tell you what a bad day I had yesterday. Everything just went wrongly. On the morning, my alarm clock didn’t ring, since...
【单选题】Did you enjoy yourself at the party?
A.
played
B.
have a good time
C.
pleased
【简答题】-Did you enjoy yourself at the party? -Yes.I’ve never been to    ____  one before. A.a more excited  B.the most excited    C.a more exciting D.the most exciting
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