<p>I have two questions.</p>
<li>He was somewhat uncertain about how to use the new machine and asked for more specific instructions be sent. </li>
<p>A. somewhat
<li>Aerial photography is thought to be the most efficient technique to gather accurate information about the use of the land.</li>
<p>A. to be
<p>These are from PSAT practice tests.</p>
             
            
              
           
          
            
              
                chrisc  
              
                  
                    July 22, 2006, 12:00am
                   
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              <ol>
<p>I think it should be "of gathering".  It's an idiom.</p>
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              <ol>
<p>I think it should be "asked that", but im not sure</p>
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              <p>my initial feeling is E and C, but i guess 33. could well be C</p>
             
            
              
           
          
            
            
              <ol>
             
            
              
           
          
            
              
                bruin  
              
                  
                    July 22, 2006,  7:01pm
                   
                  6 
               
             
            
              <p>I think 33 is E.
<p>If you want confirmation for number 33, go to: <a href="http://forum.wordreference.com/index.php%5B/url%5D">http://forum.wordreference.com/index.php</a >
             
            
              
           
          
            
            
              <p>I agree with meow360 and daenerys, for the same reasons.</p>
             
            
              
           
          
            
            
              <p>They are both "C". However, it's "technique for gathering".</p>