Which preposition is used with a period of time (e.g., three hours) in this tense?
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 preposition is used with a period of time (e.g., three hours) in this tense?
A
since
B
for
C
at
D
by
Câu hỏi liên quan
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