[ Grammar ]
A: How many students ___ the new subject?
B: All of them understood it.
A. understood
B. were understanding
C. understand
D. did understand
Select your answer:

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Conjunction › ViewIdentify the conjunction in the following sentence: ‘He likes to read books and watch movies.’
A. but
B. or
C. and
D. so
Tenses › View
By tomorrow evening, we ___ all the tasks for the project.
A. complete
B. completed
C. have completed
D. will have completed
