[ Past Perfect and Past Perfect Continuous Tense ]
After all the workers __________ (go) home, the security guard locked the office.
A. go
B. had gone
C. went
D. are going

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take, make, doVocabulary and Verb TensesAdjective and AdverbPresent Progressive or Present SimpleConjunctions and PrepositionPast Simple Negative & QuestionsMixed TensesArgumentative VocabularySubject/Verb Agreement with Collective NounsGerunds, Infinitives and Modals of PossibilityOther quiz:
Tenses › ViewWe______ your mother for ages.
A. don’t see
B. haven’t seen
C. didn’t see
D. hadn’t seen
Present Perfect Tense › View
Economics is the most interesting subject
A. Economics has been the most interesting subject
B. Economics have been the most interesting subject
C. Economics is have the most interesting subject
The dog (run / runs) in the yard every morning.
A. run
B. runs
Grammar › View
___________ the children _________________ (eat) their breakfast yet?
A. Have ate
B. Have eaten
C. Has eat
D. Have eating
