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They seemed worried because they couldn't come up     a good way to solve this problem.

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looked worrying , looked over    seemed like worried; looked after    looks worried , looked after    seemed worried; looked over  
was proud of    was afraid of    was worried about    was unhappy with  
accepted    received    written    collected  
worried   anxious    upset   nervous  
accepted    received    written    collected  
Not known how to    Because we didn’t know how to    Our knowing not how to    Our not knowing how to  
Because a tight knot would grabbed hold in his stomach.  Because he would have to sit in one for several years.  Because he would never walk again.  Because it seemed as if the handicap might become real.  
because    so    because of    as  
another  others  the other  the others  
because    when    until    after  
accepted   received   written   collected  
constant    evident    previous    rough  
could have worried    should have worried    mustn’t have worried    needn’t have worried  
because    therefore    otherwise    besides  
annoyed  worried   puzzled  astonished  
didn’t need to be    couldn’t have been    needn’t have been    mustn’t have been  
use up  1ook up  pick up  show up  

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