[ Grammar ]
How long____?
A. is the baby sleeping
B. has the baby been sleeping

Random Topics:
Grammar, Conditional Sentences, VocabularyTime PhrasesPossessive PronounsConditional Sentence Type 0-3Present, Past, and Future TimeAdverb of TimeSentence Structure and ConjunctionsDaily Routines & TensesFuture Perfect ContinuousPast and Present Continuous tenseOther quiz:
Vocabulary › Viewprecaution – neglect
A. synonyms
B. antonyms
Grammar › View
She hurt herself while she ________ hide-and-seek with her friends.
A. is phaying
B. had played
C. played
D. was playing