单项选择题
1、 (    )
 

2、

A．lg2乘lg3
B．lg2+lg3
C．1/6
D．-6


3、
A．4
B．3
C．2
D．1


4、 我国棉花生产基地的正确分布是（　　）
A．河西走廊是长绒棉主产区
B．都分布在湿润、半湿润地区
C．黄河以北没有大的棉田分布
D．新疆是的产棉区


5、 --I usually travel by train．
--Why not__________by plane for a change?
A．to try going
B．trying to go
C．to try and go
D．try going


6、阅读下列短文，回答题。
     Many people earn their living with their hands． Ed earns his living with his feet! And a very
      good living it is, too．
     Ed' s story began in a very small town in Brazil． His father and mother were very poor． Sevenpeople lived in their tiny house． Ed' s father often played football． Little Ed wanted to play footballtoo． So his father made a soft ball for him to kick． It was a sock filled with soft materials． The littleboy kicked it every day．
      At last Ed learned to kick a real football． By the time he was 11, he played footbal~ very well．One day Ed was playing with some men． A man passing by saw how fast the boy run． Hestopped to watch． How well Ed kicked the ball!
      After the game, the man called Ed to him． "My name is Mr． Dee," he said． "I used to play
      7football for a living． Will you let me teach youwhat I know?"Oh, yes !" Ed answered．
      In the next four years, Mr． Dee trained Ed to be a fine player． The boy worked hard． At last Mr．Dee talked to Ed' s father． "This boy is ready to play with the big teams," he said． "Let me takehim to a city that has a good team． "
      Mr． Dee took Ed to Santos, Brazil． There ,the boy joined the Santos Football Club．
      In his first big game, Ed helped his team win by seven points． He made four of the seven points !Many people thought he was the best football player in the world． He was "The King ofFootball"．
What is said about Ed's family when he was a little child?
A．There were seven people in his family．
B．His father made soft balls for a living．
C．His parents liked playing football．
D．His parents bought him a football．


7、 X、Y、Z是周期表中三种相邻的元素，X和Y同周期，Y和Z同主族．这三种元素原子的外电子层中电子数的总和是17，核内质子数的总和是31，则X、Y、Z三种元素是下列各组中的(  )
A．N、O、S
B．O、S、P
C．O、F、Cl
D．C、Si、P

8、 下列各句中加点的成语的使用，恰当的一句是（　　）
A．李刚的作文在杂志上发表了，王飞对他说：“你不应该把那本杂志藏起来，应该让大家奇文共赏。”
B．我班有几位同学对于完成老师布置的作文不以为然，认为写一篇作文太浪费时间，不如多做几道数学题。
C．我们有的老师讲课，对于那些学生本来看看书稍加思考就能解决的问题，也力求讲得十分清楚透彻，这种越俎代庖的做法是不可取的。
D．陈寅恪先生是一个学贯中西的大家，上课时旁征博引，一些外语尚未过关、文史知识贫乏的学生对此不知所云。


填空题
9、


简答题
10、
(I)求椭圆方程；

责编：cll  评论 纠错