Who is was the scientist that explained gravity and motion?
A. Isaac Newton
B. Albert Eienstien
C. Ben Franklin
Active vs. Passive Voice Pronoun vs. PronounsPolite RequestTenses PracticePrefixes SuffixesParticipal PhrasesFuture Perfect ContinuousPerfect TensesPast Simple
Other quiz: Tenses
It ______ since 9 o’ clock
A. will rain
B. will be raining
D. has been raining
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