[ Grammar ]
I don’t know ___ book you’re referring to.
A. which
B. what
Select your answer:

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Grammar › ViewIdentify the correct subject-verb agreement in the following sentence: The group of students (is/are) studying for the exam.
A. is
B. are
C. be
D. were
Tenses › View
I __________ that assignment last night.
A. finished
B. finishes
C. have finished
D. am finishing
