Topics: Passive Modals in Different Tenses
Change the sentence to passive voice in past perfect continuous tense: They had been waiting for a long time.
A. They had been waiting for a long time.
B. They had been being waited for a long time.
C. A long time had been being waited by them.
D. A long time had been waited by them.
Select your answer:

Random Topics:
Grammar and SyntaxPerfect ModalsHope, Thank, Modal VerbsPresent Perfect Negative and InterrogativeComparisonAdjectives and VocabularyAdverbs & to beRelative Clauses and Past PerfectFormal & Informal WordsSimple Present Negative and QuestionOther quiz:
Grammar › ViewDon can’t come with us on Saturday because he ……… to a party by Sally.
A. invites
B. invited
C. has been invited
D. has invited
Past Tenses › View
While she _____ (paint) the wall, the ladder _____ (fall).
A. was painting; fell
B. painted; was falling
C. painted; fell
