[ Vocabulary ]
____________ is information collected during a scientific investigation.
A. investigation
B. science
C. observation
D. evidence
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Modals with Perfect InfinitiveWill or Going toGerund & ParticipleComparatives - SuperlativePrepositions and ConjunctionsIndependent and Dependent ClausesGrammar (was, were, could, could not)Countable QuantifiersConjunctivesFirst & Second ConditionalOther quiz:
Grammar › ViewWhat is the affirmative form of this sentence: Don’t turn off your phone.
A. Doesn’t turn off your phone.
B. Turn off your phone.
C. Off your phone.
D. Turn your phone.
Grammar › View
Something _________ happened or they would be here by now.
A. must
B. must be
C. must have
D. must have been