司钻法第二周循环过程中，压井液在环空内上返时套压（），环空摩阻（）、液柱压力（）。A

     Hi,    1   Sammi. I'm in    2    Three,    3   One. I'm    4   England. I'm short but I'm    5  .    6    are
sixteen boys and eighteen   7   in my class. Look! This is   8   classroom. There are two   9   on the wall.
 There is a picture on the wall, too. There are fifteen desks and a  10  in the classroom. There is a  11  
behind the chair. It is our  12 . On the  13  desk, there are twenty  14  books.  15  to my classroom!

( )1. A. He's            
( )2.A. Grade          
( )3. A. Grade         
( )4. A. from         
( )5. A. thin       
( )6. A. They       
( )7. A. boys       
( )8. A. me           
( )9. A. pictures     
( )10. A. chair         
( )11. A. swimming-pool      
( )12. A. girl's         
( )13. A. teacher's    
( )14. A. happy      
( )15. A. Get