Tom has already come to school.改为否定句?

Tom has already come to school.改为否定句? has tom come yet?yes he has already been here for 5 minutes填yet;already的原因 I saw Tom yesterday.He ( )from England already.A.have been caming B.has come 为什么选B不选A Tom has already finished his homework 改一般疑问Tom has already finished his homework 改一般疑问句 the girl has already come back home.改为一般疑问句 Tom has already bought a computer.（变为一般疑问句）________ Tom ______a computer ________? （1） 介绍：a.I have already finished my homework.Have you found your pen yet?Ihave already finished my homework.Have you found yourpen yet?I haven’t had lunch yet.b.He has just come back from Beijing.c.a)—Where is Tom?---He has gone to Beij My grandfather_____.He is still very tireds.a.has just come back b.has already come back c. have yet come backd.have just come back The train ___here for ten minutes already.A has come B has been C has stopped D came为什么？ The law has already come into effect这句话怎么翻译 My father __ ___ ___Shanghai.He has already come back .A.has gone to B.hashas been to . Dinner time! Mum said,Tom ____ along! A.come B.comes C.has come D.will come为什Dinner time! Mum said,Tom ____ along! A.come B.comes C.has come D.will come为什么选A tom hopes his brother _________to his partya.has come b.to come c.came d.will come He has died already China has already carried Oh,the plane _____here for ten minutes already.A.has come B.has been C.has been to D.has stopped Has John come yet ,yes .He has already been here for 10 minutes.这里been怎么不用COME的现在分词. 汤姆已经去过北京好几次了用英语怎么说Tom has already been to beijing 三个空 times