[ Present Continuous ]
Why ____ your sister ____? She looks very sad.
A. is, cry
B. is, crying
C. are, cry
D. are, crying

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Grammar › View .. the children are reading books.
A. all
B. some
C. most
Past Continuous Tense › View
It was all related. I ______ not __________ to change the subject.
A. was, trying
B. was, tries
C. were, trying
D. were, try
