ответ:понятно? я в 4 класе и сама без переводчиков перевела
Объяснение:) How long has he been writing this story? did he finish it? 2) I never recycle waste. 3) We have been studying English for several years. 4) She has not seen her friend for many years. 5) He has been saving endangered animals since he came here. 6) I have never been responsible. 7) We harm (harm) the environment for centuries. 8) He has been working here for many years. 9) Responsible members of society have already saved many endangered animals.