Mai started studying her lesson since 7 o’clock. She’s still studying. (been) Mai ______________ A. Mai has

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Mai started studying her lesson since 7 o’clock. She’s still studying. (been)

Mai ______________

Mai has studied her lesson since 7 o’clock.

Mai has been studied her lesson since 7 o’clock.

Mai has been studying her lesson since 7 o’clock.

Mai has studying her lesson since 7 o’clock.

Giải thích

Đáp án đúng: C

Giải thích: Thì hiện tại hoàn thành tiếp diễn

Dịch: Mai đã học bài từ 7 giờ tối.