WRITING Rewrite the sentences without changing the meaning. Câu 26. They played marbles last year, but now they play volleyball. A. They uses played marbles last year. B. They used to play marbles last year. C. They used played marbles last year. D. They use to play marbles last year. Câu 27. Keeping medicine in locked cupboards is safe. A. It is safely to keep medicine in locked cupboards. B.It is safety keeping medicine in locked cupboards. C. It is safe to keep medicine in locked cupboards. D. It is safe to keeping medicine in locked cupboards. Câu 28. They started learning English three years ago. A. They have learned English for three years. B. They have English for two years. C. They have learned English since three years. D. They has learned English for three years. Cau 29. Mr. Nam is rich. He can buy a new car. A. Mr. Nam isn't enough rich to buy a new car. B. Mr. Nam isn't rich enough buy a new car. C. Mr. Nam isn't rich enough to buy a new car. D. Mr. Nam is rich enough to buy a new car. Mn giúp mình với, mình quá bí rồi