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must study must be studying must have studied would study
we will notice that it is not moving we cannot tell whether or not it still exists it will be brighter than the moon it is four years that the light we can see will reach us
doesn’t finish didn’t finish hasn’t finished won’t finish
turn it on turn it off turn on it turn off it
why he stays up so late if he works hard what he is doing when he will stop working
turn it on turn it off turn on it turn off it
if he works hard who he is studying with what he is busy with when he will stop working
if he works hard why he stays up so late why is he so busy when he will stop working
doesn’t finish didn’t finish won’t finish hasn’t finish
if he works hard when he will stop working why is he so busy why he stays up so late
the relieving officer shall allow his eyes to adjust to the lighting conditions the officer to be relived shall allow his eyes to adjust to the lighting conditions the relieving officer shall adjust the eyes of the officer to be relieved to the light condition the officer to be relieved shall adjust the eyes of the relieving officer to the light condition"
threw lights on threw lights over threw light over threw light on
to stand still to not stand still not stand still stand still
Newton became the best known scientist. his corpuscular theory of light was accepted. scientists would believe in Newton only. most people have supposed Newton till now.
if he works hard why he stays up so late why is he so busy when he will stop working
turn it off turn it on turn it up turn it down
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