He has done to beijing 与He has been to beijing 的区别?

He has done to beijing 与He has been to beijing 的区别? He has not yet done What has he just done?And what does he want to do?的意思 He is happy that he has no homework____todayA.to doB.doC.doingD.done I go to beiji by bike.翻译 英语时态不会 After the boy _______his homework,he went out to play had done did is doing has done What he has done for us he has done for thousands of those who have difficult tasks to accomplish这句话的句型怎么解释? 英语翻译It is better for the doer to undo what he has done翻译一下, Bill Gates has only done what he can to stop other competitors. he has done much to increasethe efficiency in his company.much 是什么词性,修饰谁的 he has done much to increasethe efficiency in his company.much是代词还是副词 he has a lot of homework ___ A to do B do C doing D done He has done his homework同义句 he trys to find out for what the old man has done.这句话中what the old man has done是什么从句? he has (much) work (to be done),(so)he was very busy.括号里那儿错了 He feels he ________ something that wasn't important to his before.A did B has done C does D is done young as he is ,he has to ___ what he has done.A pay for,B pay ,C pay back ,D repay 选 那个呢 why 改同义句 ：He has done all the work He has done ______ _______ _______.