----- Nội dung dịch tự động từ ảnh ----- 13. They were swimming in the ocean when the storm occurs. A B D C 14. When we came yesterday, she watched TV in the living room. D A B C 15.The man talked to Miss Lien over there is my father B C D A 16. Either my parents or I are going to the supermarket to buy food for lunch . A B C D 17. He said that he is doing his homework then. A B с D 18. It was so a difficult question that noone could answer it. A B C D 19. They asked me what did happen last night, but I was unable to tell them. A C D B 20. Neither of the girls have turned in the term papers to the instructor yet. A B C D 21. He was drink a cup of coffee when the telephone rang. A B C D 22. Someone was knocking at the door when I was doing the washing up. B C D A 23. Linda has worn her new yellow dress only once since she buys it. A B C D