[ Perfect Progressive Tenses ]
She ______ (not/study) for the exam when I called her.
A. was not studying
B. had not been studying
C. has not been studying
Select your answer:

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Grammar › ViewWe scored as many goals as ____
A. they
B. them
Modal Verbs in Emergency Situations › View
You ______ panic during emergencies.
A. must
B. should
C. mustn’t
D. need
