What is the difference between present perfect and past perfect tenses?
A. Present perfect tense describes actions starting in the future.
B. Past perfect tense describes actions happening in the present.
C. Present perfect tense describes actions happening before now or actions starting in the past and continuing to the present. Past perfect tense describes actions completed before a certain point in the past.
D. Present perfect tense describes actions happening after now.

Random Topics:
TensesGrammar - Present Perfect TenseGrammar and Sentence StructureFunctional Sentence TypesMust or Mus notComparisonsUsed toVerb Tenses and Sentence StructureConditional Sentence Type 2Time Clauses of FutureOther quiz:
Verb Tenses › ViewHe (not watch) TV last night.
A. not watched
B. not watching
C. not watches
D. not watch
Grammar › View
It may mean she is angry at you
A. Probably she is angry at you
B. Perhaps it means she is angry at you
C. Maybe is means she is angry at you
D. It could mean that she is angry at you
