[ Perfect Tenses ]
Explain the structure of past perfect continuous tense.
A. was being + present participle form of the verb (-ing form)
B. ‘had been’ + present participle form of the verb (-ing form)
C. has been + present participle form of the verb (-ing form)
D. will be + present participle form of the verb (-ing form)

Random Topics:
Modals, Conditionals, and Clauses- Defining, Non-definingAdverb of MannersVerb + InfinitiveZero & First ConditionalParticiple Clauses & Cleft SentencesModals of AdviceAsking and Giving SuggestionTOEFL Adjective and AdverbNoun / PronounConditional ClauseOther quiz:
Grammar › ViewWhich word is best described by the adjectives?
What an adorable, cute, chubby, little __________!
A. giraffe
B. Seattle
C. spaghetti
D. baby
Grammar › View
You … call him now. You can do it later.
A. not have to
B. don’t have to
C. haven’t to
