They _________ each other for many years.
A. know
B. knew
C. has known
D. have known

Random Topics:
Vocabulary Spelling GrammarConditional Sentences and AdverbsVerbs and Possessive AdjectiveVerb Tenses and AgreementModal VerbsVerb Tenses and Sentence StructureModal and Relative PhrasesSimple Future - PassiveConjunctions and Verb TensesInfinitiveOther quiz:
Correlative Conjunction › ViewNot only the primary data ________ the secondary sources provide valuable insights.
A. or
B. nor
C. and
D. but also
Grammar › View
Identify the sentence that correctly uses a comma with a transitional phrase:
A. Furthermore we need to consider, the environmental impact of our decision.
B. On the other hand, the proposal does have some merit.
C. In conclusion we should review all the facts before making a decision.
D. However the team decided to postpone the project.
Tenses › ViewShe __________ (not/contact) us since she __________ (leave) the company last year.
A. hasn’t been contacting/ has left
B. hasn’t been contacting/ has left
C. hasn’t contacted/ left
D. hasn’t contacted/ has left
Conditional Sentence Type 0, 1, 2, 3 › View
If Bill …… a bike, he …… it every day.
A. Had, would ride
B. Had, rode
C. Would have, would ride
