----- Nội dung dịch tự động từ ảnh ----- ven't gone B. didn't go C. isn't going D. hadn't gone estion 28: Why are you putting on your coat? You______out? A. Do - go B. Have - gone C. Had - gone D. Are - going Question 29: Look! That plane_ toward the airport. It is going to land. A. flies B. have flown C. is flying D. will fly Question 30: Ann is very tired. She_ tennis for three hours. A. is playing B. will play C. plays D. has been playing