六下知识 精髓1.be(am/is/are) busy doing sth 忙于做某事2.be busy with sth 忙于某事3.Im thirteen/13 (years old). 我13 岁 。4. play games with sb. 和某人玩游戏5. from to 从到6.finish doing sth. 做完某事;结 束某事7. Thank you/Thanks for (doing) sth 因为 某事谢谢 你 8.want to join 想要加入 (to do)9.tell stories= tell a story 讲 故事 10.be good at (doing) sth = do well in sth 擅长( 做) 某事11.be good with sb. 善于和某人打交道12.be good for sb/sth 对 某人/ 某事有好处13.speak English 说 英语 = say it in English用英语说14.talk to/with sb. about sth 和某人谈论 某事15.tell sb. (not)to do