1, 1, Recycling paper and cans is necessary->It.... 2, John said to me" Wait for me outside my office, please" -> John told me.... 3, she is a good E speaks-> She speaks... 4, He used to play games at night->He.... 5, How long is it since you learn E-> when.. 6,john is too young to drive car-> john isn't.... 7, Let's go swimming!-> How about... 8, She hates cooking dinner after working-> She doesn't... 9, We began to study E 5 years ago-> We have.... 2, 1,Ba/like/learn E->...... 2, He/start/learn/ this language/2004->..... 3, he/always/want/improve his E->... 4,Last/week/he/buy/E- VNese dictionary->... 5.he/ often/use/it/for reading->.... giúp với