[ Perfect Tenses ]
The baby (has cried / had cried) for an hour before she finally slept.
A. has cried
B. had cried

Random Topics:
The Present Progressive TenseTenses and Passive VoiceConjunctive AdverbVerb Tenses and UsageUse of Prepositions or ConjunctionsReported - GerundVocabularyFuture Tense VerbNoun Clauses with THATPast Simple & Past PerfectOther quiz:
Grammar › ViewWhich is the plural form of “fish”?
A. fish
B. fishs
C. fishies
D. fish’s
Vocabulary › View
Complete each sentence with the correct word form: The book is very __________ and will be made into a movie soon.
A. entertainment
B. entertain
C. entertaining