(Viên chức Mầm non) bài tập tiếng Anh theo chủ đề có đáp án - Test 2

My parents were watching television downstairs while I __________ in my bedroom.

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B. Choose the word or phrase - a, b, c or d - that best completes the sentences.

My parents were watching television downstairs while I __________ in my bedroom.

read

was reading

had read

had been reading

Giải thích

Đáp án đúng là b