生物进化最可靠的证据之一是( ) A.脊椎动物的初期胚胎相似 B.生物化石在地层

题型:选择题

问题:

生物进化最可靠的证据之一是(  )

A.脊椎动物的初期胚胎相似

B.生物化石在地层里按照一定的顺序出现

C.高等脊椎动物有同源器官

D.组成细胞的化学成分相似

考点:生命的起源
题型:选择题
完形填空。
     My name is Kate White. I like singing songs and I thank my parents for giving me a    1    voice
(嗓音). I am sure that nobody else in my class can    2    as well as me. My favorite band is McFly. I
hope to be as    3    as them one day. I write my own (自己的) songs. Most of my songs are    4    life
in my dream world. I    5    writing songs. When I write songs, I feel    6    because I can show my feelings
in the music. I have written many different songs -not all happy -   7    I love writing them. I really love my
music and    8    to become a famous star one day. I am planning to record my music and send it off to
recording studios (录音棚). I don't think about    9    a lot of money in the future. I just want to do   10  
I enjoy doing.
( )1. A. bad    
( )2. A. dance  
( )3. A. famous  
( )4. A. about  
( )5. A. practice
( )6. A. sad    
( )7. A. so      
( )8. A. forget  
( )9. A. finding
( )10. A. what  
B. sick      
B. speak    
B. friendly  
B. with      
B. begin    
B. tired    
B. and      
B. need      
B. borrowing
B. how      
C. good  
C. sing  
C. healthy
C. over  
C. finish
C. angry  
C. but    
C. have  
C. seeing
C. why    
D. terrible
D. swim    
D. tall    
D. for      
D. like    
D. happy    
D. or      
D. want    
D. making  
D. when    
题型:选择题

下部块体结构中一般布置哪些设备?其结构尺寸应如何决定?

题型:选择题

最常见哪一种胎儿先天性畸形()

A.无脑儿

B.脊柱裂

C.唇腭裂

D.脑积水

E.联体儿

题型:选择题

最高额抵押的规定有哪些?

题型:选择题

患者,男,39岁,阑尾切除术后5天,体温38.5℃,伤口红肿,有波动感,首先应如何处理

A.大剂量抗生素治疗
B.拆除切口缝线,敞开伤口
C.物理治疗
D.继续观察
E.B超检查

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