教书已有30年了。现在完成时所能表达的含义She has tried the Beijing Roast Duck.We have lived here for 10 years.现在完成时所能表达的含义与already, just, yet, never, ever等状语连用与表示括现在在内的时间状语连用 过去发生，因果影响 He has just finished his homework. 谈论至今的经历 I have had the dog for three months now. I've lived in Beijing since 2015.He has worked in this school for 7 years.He has worked in this school since 7 years ago.He has worked in this school since he graduated from university.for & since现在完成时句式We have travelled around the world.We haven't travelled around the world.Have you travelled around the world?How long have you lived in Beijing ?现在完成时 VS 一般过去时I ___ my lunch. ①. had ② . have had 与现在有无关联性时间状语、标词★ 难点聚焦1. (，2016) It's nice to see you again. We ___ |
