问题 选择题

下列做法中可取的是(  )

①用手取锌粒  ②把鼻孔凑到集气瓶口闻气体的气味③实验室品尝氯化钠的味道  ④不说明用量时,固体取19~29  ⑤有毒的药液溅进眼睛,要立即用水冲洗(切不可用手揉眼睛)

A.①②

B.③⑤

C.④

D.⑤

答案

答案:D

完形填空
完形填空。
     A few days ago, my mom went to visit my grandparents. She wanted to stay there for a few days. It
was the first time that Dad and I    1    at home without Mom.    2    the first day, Dad and I went out for
a dinner. The next morning, we    3    got up late. I went to school without (没有) eating breakfast. I didn't
feel    4    all day long. After school    5    I got home, I looked around. What a mess(杂乱)! I had to clean
the rooms and did the dishes and the laundry. I was    6    after doing all of the housework. That evening I
got a    7    from Mom. She said she would come back the next day. I felt very happy to    8    that.At that
time I realized that Mom did    9   housework everyday. I told my dad that we should   10   to help Mom.
He agreed.
( )1. A. studied   
( )2. A. On         
( )3. A. both      
( )4. A. hungry     
( )5. A. before    
( )6. A. busy           
( )7. A. call      
( )8. A. listen    
( )9. A. a little   
( )10. A. want       
B. worked    
B. In          
B. all       
B. sorry      
B. when       
B. angry            
B. meal       
B. hear       
B. too many  
B. stop    
C. stayed      
C. At       
C. only        
C. tired     
C. until      
C. happy            
C. book       
C. care        
C. much too   
C. forget  
D. did            
D. Of          
D. either      
D. well           
D. after                    
D. tired         
D. e-mail       
D. say            
D. too much     
D. try       
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