Identify the correct question form for They in the Past Perfect Continuous:
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
Identify the correct question form for 'They' in the Past Perfect Continuous:
A
Had they been waiting?
B
Were they been waiting?
C
Did they had been waiting?
D
Have they been waiting?
Câu hỏi liên quan
- What is the correct affirmative structure of the Past Perfect Continuous?
- Which of these is the correct negative form of I had been working ?
- Select the correct spelling of run in the continuous form:
- What is the auxiliary verb used for all subjects in the Past Perfect Continuous?
- 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?
- Which phrase is common when describing an action that lasted the entire duration of a past time?
- Why do we use the Past Perfect Continuous in: I was tired because I had been working ?