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Because you have to be young to write computer programs. Because he wants to stop working when he is a millionaire. Because he thinks computer games might not always sell so well. Because he thinks his firm might go bankrupt.
did David walk David walked David did walk walked David
it is just to take trouble to see the two working side by side the computer towns are more important than the computer clubs they can complement each other but there is great difference between the computer clubs are as important as the computer towns
it is just to take trouble to see the two working side by side the computer towns are more important than the computer clubs they can complement each other but there is great difference between the computer clubs are as important as the computer towns
the research results need to be reinterpreted to be meaningful the study is well based and produces significant results the study is interesting but it is based on unreliable research process the research results need to be retested based on a larger sample
Stern，Brown Stern，Geary Moore，Kuhr Moore，Geary
Because you have to be young to write computer programs. Because he wants to stop working when he is a millionaire. Because he thinks computer games might not always sell so well. Because he thinks his firm might go bankrupt.
David; His David’s; Him David’s; He’s David’s; His
the study is interesting but it is based on unreliable research process the research results need to be retested based on a larger sample the research results need to be reinterpreted to be meaningful the study is well based and produces significant results
a; the the; an a; / a; an
useful boring different terrible
did David walk walked David David did walk David walked
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