地震等自然灾害发生时,常常有如下现象发生,其中属于化学变化的是( ) A.森林失

题型:选择题

问题:

地震等自然灾害发生时,常常有如下现象发生,其中属于化学变化的是(  )

A.森林失火

B.房屋倒塌

C.冰雪融化

D.树枝折断

考点:物理变化和化学变化的特征和判别
题型:选择题
完形填空。
     Hi, my name is Cathy. I'm an 11-year-old girl. My __1__ is on the 26th of September. I have long
 black hair and brown eyes. I was __2__ in Launceston which is a city in Australia. I have __3__ brothers.
  One of them lives in New Zealand and the other lives with me. I like reading books and watching TV. I
 like watching shows that have kids__4__ them. My favorite TV show is The Bold and the Beautiful, and
  my favorite person in it is Amber. I like all kinds of music. Well, I don't like music __5__ is created to
 make money, and I don't like __6__ that don't write their own music. My favorite sport is swimming. I
 like to go to the beach in summer. Another good sport that I can __7__ is running. I also like playing
 computer games, and I __8__ I could play them all week but my mom lets me play only on the weekend.
 __9__ food, I like anything that tastes good. I often eat at McDonalds or KFC, and I also like Pizza.
 They have chicken and chips and __10__ other cool food. I'm a bit heavy, so my mother wants me to eat
  food which is healthy.
(    ) 1. A. date
(    ) 2. A. lost
(    ) 3. A. two   
(    ) 4. A. by   
(    ) 5. A. what   
(    ) 6. A. owners
(    ) 7. A. think of
(    ) 8. A. miss
(    ) 9. A. Because of
(    ) 10. A. little
B. festival
B. born
B. three
B. about
B. that  
B. writers
B. remind of
B. agree
B. As for
B. few   
C. birthday
C. known
C. four
C. for   
C. who   
C. bands   
C. make up
C. suggest
C. Instead of
C. a lot of
D. Holiday        
D. told            
D. five            
D. in              
D. when            
D. readers        
D. stay away from  
D. wish            
D. What if        
D. a kind of      
题型:选择题

下列哪种CPU的L2缓存和CPU芯片封装在一起

A.80486

B.Pentium

C.K6

D.PentiumⅡ

题型:选择题

人参皂苷元的主要结构类型是

A.羊毛甾烷型
B.呋甾烷型
C.达玛烷型
D.异螺旋甾烷型
E.变形螺旋甾烷型

题型:选择题

客户可以通过手机银行(WAP)的()功能自助指定或修改默认账户。

A、注册卡维护

B、设置默认账户

C、手机号转账

D、客户服务

题型:选择题

按工作原理分,P101属于()。

A、容积泵

B、叶片泵

C、其他型式泵

D、往复泵

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