[ Perfect Tenses ]
What is the formula for forming past perfect tense?
A. had + past participle
B. have/has + past participle
C. has + past participle
D. had + present participle

Random Topics:
Simple Future - Willused to, be used to, get used toWh- Questions Present Simple TenseModals: Possibility, Necessity, ExpectationIF CLAUSEPerfect Tenses of VerbsModals of ObligationHomophonesGrammar / PronounsAuxiliary VerbsOther quiz:
Present Perfect Simple & Present Perfect Continuous › ViewNobody is here. They have ___ to find new species in the rainforest.
A. gone
B. been
C. going
Passive Voice of Tenses › View
Two hundreds of people ….. (employ) by the company last year.
A. are employed
B. have been employed
C. were employed
Vocabulary › ViewWhat does “draft” refer to?
A. A final version of something
B. A preliminary or rough version of something
C. To keep in good condition
D. The position or bearing of the body
Modals of Advice › View
My brother ___ to buy travel insurance.
A. have
B. has
