The physics teacher once said that we first _____the lightning followed by thunders because light ______ faster than sound.
A.see; traveled | B.saw; traveled |
C.saw; travels | D.see; travels |
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The physics teacher once said that we first _____the lightning followed by thunders because light ______ faster than sound.
A.see; traveled | B.saw; traveled |
C.saw; travels | D.see; travels |