7.不等式组表示的平面区域是一个三角形,则的取值范围是 ( )
A. B. C. D.或
6.(,,)恒等于 ( )
A. B.
C. D.
5.给出一个如图所示的程序框图,若要使输入的的值
与输出的的值相等,则的可能值的个数为( )
A.1个
B.2个
C.3个
D.4个
4.已知函数值域是,则的取值范围是( )
A. B.
C. D.
3.设集合,,则“”是“”的( )
A.充分不必要条件 B.必要不充分条件
C.充要条件 D.既不充分也不必要条件
2.是虚数单位,若,则乘积的值是 ( )
A.-15 B.-3 C.3 D.15
1.已知集合,,若,则 ( )
A. B. C. D.
第二节 书面表达(满分35分)
目前,中学生花钱大手大脚已成为一个令学校难以管理的问题。下面是一份关于零花钱的调查报告。请你以此为依据,写一篇100词左右的短文,呼吁大家关注此问题。短文的开头已给出,但不计入总词数。
来源 |
父母给的生活费 |
用途 |
多数用来买零食,MP4,新潮衣服或支付上网费用; 少数用来支付生活费 |
危害 |
不知挣钱辛苦;盲目攀比;还可能沾染一些其他不良习惯 |
呼吁 |
|
注意:可根据内容适当增减细节,使语句连贯,符合逻辑,表达准确。
Nowadays, middle stdents tend to be very free with their pocket money, which has become a difficult problem to solve for schools.
第一节 短文改错(共10小题;每小题1.5分,满分15分)
此题要求改正所给短文中的错误。对标有题号的每一行作出判断:如无错误,在该行右边横线上画一个勾;如有错误(每行只有一个错误),则按下列情况改正:
此行多一个词:把多余的词用斜线(\)划掉,在该行右边横线上写出该词,并也用斜线划掉。
此行缺一个词:在缺词处加一个漏字符号(^),在该行右边横线上写出该加的词。
此行错一个词:在错的词下划一横线,在该行右边横线上写出改正后的词。
注意:原行没有错的不要改。
On May 25, 1944, Roosevelt was re-elected the President of the United 66.________
States for the four time. A journalist interviewed him and asked, “How 67. _______
do you feel now?” Roosevelt smiled without answering any words, and 68.________
treated the journalist with three small sandwiches. The journalist failed 69. _______
to understand Roosevelt’s point, but felt honor, so he picked 70. ________
up the sandwich to eat. What he wasn’t hungry, he managed to 71. ________
finish all three sandwiches. Roosevelt picked up the 4th sandwich and 72. _______
asked him to eat it as well. The journalist looked embarrassing. 73. ________
So Roosevelt said, “I think I don’t need answer the question you’ve 74. ________
Risen, for you have had your own experience now.” 75. ________
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