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Read the following passage with numbered blanks then choose the correct word for each blank from the corresponding given alternatives 

We know that average depth of the sea is about two and half miles, but in a few places it is very dep indeed  over six miles. The air presses upon our bodies with a weight of about fifteen pounds to the square inch at ...31... We are used to this pressure and ...32... not notice it. In the sea this ...33... is doubled at a depth of thirtyfive feet, and it ...34... at this rate for greater depths. In the great deeps ...35... the Philippine Island, a man would be squeezed and utterlt crushed by pressure of ...36... tons per suqare inch. Pressure near the ocean foore is ....37... great that if you were to weigh a piece of wood and ....38... it to a great depth and then pull it ...39... and again it woult no longer float., ...40... it would have become waterlogged. All the tiny would cells and cavities ...41... havee burst burst and become filled with water. We ...42... that animals live at a depth of three miles and more and we wonder ...43... this cab be. The bodies of animals down ...44... are almost entirely filled with water, and ...45... saves them from being crushed. However, many of ...46... animals contain some gases as well, for ...47... they are captured in nets and drawn ...48... the surface these gases expand so much the the animal ...98...explodes. Its body is torn to shreds as it ...50... 31) 

sea level  sea water  
seabed  midsea  
Answer :  


32)  
do  does  
did  was  
Answer :  


33  
volume  weight  
pressure  area  
Answer :  


34)  
decreases  increases  
expands  same  
Answer :  


35)  
of  off  
on  in  
Answer :  


36)  
severe  sheer  
several  more  
Answer :  


37)  
such  not  
so  same  
Answer :  




38)  
follow  lower  
higher  measure  
Answer :  


39)  
down  of  
off  up  
Answer :  


40)  
then  but  
for  when  
Answer :  


41)  
could  should  
would  must  
Answer :  


42)  
are knowing  have known  
know  knew  
Answer :  


43)  
how  what  
why  when  
Answer :  


44)  
here  there  
where  no where  
Answer :  


45)  
this  those  
these  thus  
Answer :  


46)  
such  there  
these  those  
Answer :  


47)  
then  since  
for  when  
Answer :  


48)  
to  on  
in  from  
Answer :  


49)  
actually  eventually  
never  immediatelt  
Answer :  


50)  
jumps  lands  
bursts  slips  
Answer :  
