Lucy switched off her computer, put on was putting on her coat and left was3/23Choose the correct tense to complete the sentences. (Chọn thì đúng để hoàn thành câu.) Lucy switched off her computer, put on / was putting on her coat and left / was leaving the office. Nhập câu trả lời ở đây0/3000 ký tựGiải thíchput on, left Lucy tắt máy tính, mặc áo khoác và rời khỏi văn phòng.