[ Grammar ]
Identify if the sentence is a simple or a compound sentence:
Airplanes and automobiles often raced each other during the 1900s.
A. simple
B. compound

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Prepositions of Time & PlaceGoing To Be and WillConjunctions and Verb TensesActive & PassiveAdverb of MannersNo Excuse Words / Conjunction SOTenses and QuestionsMixed ConditionalPassive Voice with ModalsGrammar - Be going toOther quiz:
Future or Past › ViewShe listened to music.
A. past
B. future
Conditionals 1,2,3 › View
If Maria (pass) all her exams, she (travel) to Europe next year.
A. will pass, would travel
B. passed, travelled
C. pass, travel
D. passes, will travel