[ Subject-Verb Agreement ]
The hard work of the engineers, drafters, and contractors has / have created a beautiful campus.
A. Has
B. Have

Random Topics:
Simple Past/Past ProgressiveIndependent/Dependent Clauses & Relative ClausesGrammar - direct/indirect objectsPrepositions of Time and PlaceGrammar and PunctuationWorld Literature VocabularyPresent Simple & Present Continuous TensesAdjectives vs AdverbsComplex Sentences with Adverb ClausesImperative SentencesOther quiz:
Simple Present Tense › ViewI ____ to a class every afternoon.
A. drink
B. my
C. go
D. goes
Transportation Vocabulary › View
The ______ worked tirelessly to ensure a smooth voyage.
A. Part
B. Carbon emissions
C. Crew
D. Autonomous
Prepositions › ViewLet’s go _____ a walk.
A. on
B. to
C. in
D. for
Present Perfect Tense › View
Tom and Erik ___________________(not/see) the asteroid.
A. hasn’t see
B. haven’t see
C. hasn’t seen
D. haven’t seen
