[ Perfect Tenses ]
Which tense is used to express a past action in an indefinite past time?
A. Past perfect tense
B. Present perfect tense
C. Simple past tense
D. Future perfect tense

Random Topics:
Active Voice-Present tensePresent Perfect and Past TensesFrequencySpellingDefinite vs Zero Article Abstract NounsFuture Perfect vs Future ContinuousSimple Past Tense (was/were)Comparative AdjectivesPast and Present Continuous tenseGerunds and InfitinitivesOther quiz:
Perfect Tenses of Verbs › ViewBy next year, that iron shop will have been in business for 100 years.
A. present perfect
B. past perfect
C. future perfect
Question Words › View
_____________ is standing at the door?
A. Who
B. Where
C. Why
D. How