Which of these is the correct negative form of I had been working ?
Về câu hỏi này
Câu hỏi thuộc học liệu "Thì quá khứ hoàn thành tiếp diễn – Past Perfect Continuous" trên Học Mỗi Ngày. Bạn có thể xem đáp án, lời giải và các câu liên quan trong cùng đề để ôn tập hiệu quả hơn.
Chi tiết câu hỏi
Which of these is the correct negative form of 'I had been working'?
A
I hadn't been working
B
I had been not working
C
I not had been working
D
I didn't had been working
Câu hỏi liên quan
- What is the correct affirmative structure of the Past Perfect Continuous?
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- Choose the correct spelling of lie in the continuous form:
- Which preposition is used with a period of time (e.g., three hours) in this tense?
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- Why do we use the Past Perfect Continuous in: I was tired because I had been working ?