Trang chủ/Câu hỏi/The vacant rooms on the inn's second floor have _____ been cleaned.Quay lạiClick meXem chi tiết bài testChia sẻThe vacant rooms on the inn's second floor have _____ been cleaned.Chọn một đáp ánCâu hỏi: The vacant rooms on the inn's second floor have _____ been cleaned.AB. everyBC. someCD. allDA. most