----- Nội dung dịch tự động từ ảnh ----- 5. My sister A. is looking B. was looking 6.I lor you sin dystery Tiếng Anh C. has been looking D. looked A. am attending C. was attending 7. He has been selling motorbikes Texas State University now. A. run 10. We attenchtienganh.com A. ten years ago 8. Christopher Columbus A. discovered B. has discovered C. had discovered 9. He fell down when he towards the church. B. runs D. attended C. was running there when our father died. A. still lived B. lived still C. was still lived 11. They B. since ten years C. for ten years ago American more than 500 years ago. D. had been discovering D. had run D. for ten years D. was still living table tennis when their father comes back home.