[ Prepositions ]
She’s been studying hard _____ her final exams.
A. for
B. with
C. at
D. on
Select your answer:

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Modals › ViewLOOK AT THE SENTENCE. PAY ATTENTION TO THE GRAMMAR!
He had been able to get to the plane by the time it took off .
A. CORRECT
B. INCORRECT
Past Continuous Tense › View
She __________ when I entered the kitchen.
A. is cooking
B. was cooking
C. cooked
