Tom has ______been to beijing.but he will go there next holidaya.just b.yet c.already d.never

Tom has ______been to beijing.but he will go there next holidaya.just b.yet c.already d.never Tom doesn't has a toothache.哪儿错了 Both Mike and Mary has been to Beijing该成否定句_______Mike nor Mary ______been to Beijing.谁能告诉我为什么 Tom has supper at school,_____?用hasn‘t 还是doesn’t反意? Tom has no volleyballl.He doesn't like t( ) .初一英语填空. Tom has longer hair ()Sam?中间（）里是t开头的 tom has become a PLA man for about two years,hasn’t he错在哪 Tom hasn't come back I wonder what has been happened to him.改错 Tom didn't go to school ____ he has a bad cold. Don't _____ your hand dirty,Tom.A.get B.makes C.has D.take Tom doesn't have tennis racket,but his sister has one 为什么前面用have 后面要用has --Tom has gone to England.--Has he?I didn’t know____A.this B.that C.these D.those ,I don't think Tom has passed his math exam 这里的has为什么不是实意动词 tom has finished his homework doesn't heTom has finished his work,_____he?为什么用 hasn't什么时候用doesn't?讲解仔细点例题 not only Tony but also Tom ( )read this book .Anot only Tony but also Tom ( )read this book .A have B has C haven't D hasn't Tom hasn't much time to spare,______?答案是doesn't he为什么不是has he tom hasn't been to the Great Wall,has he?为什么回答用No,he hasn't而不用No,he has -Tom often has bread for breakfast,____ he?-Yes,he___A.doesn't;has B.didn't;did C.hasn't;has D.doesn't; does我知答案是D...但是不知道为什麼