Then they will have to bo on ( ) the busy woyk. A.to B.for c.with D.form

They will have been married for 20 years by then.可以换成They will have been marring for 20 years by then吗? Since then,they ____in the village.A.have lived B.lived C.will live D.live They will have been married for 20 years by then.这里的been 表示什么 They will have been married for 20 years by then.如果这句话换成一般将来时算错吗 英语?They will have been married for 20 years by then.请问been在句中作什么成份, Then they will have to bo on ( ) the busy woyk. A.to B.for c.with D.form when they meet each other ,they will ssend g _____to each other and then have a hug.对划线部分提问! 薄冰：They will have been married for 20 years by then.到那时他们结婚将有二十年了.1:will have been+过去分词是什么结构?2:为什么不是 will have married3:为什么使用by 4:为什么使用for 英语翻译Linda shows the children the large,grassy fields and cozy stables where the ponies live.Then Linda shows the children where they will have their lessons. When July comes ,children know they'll have ____examinations and then school yearWhen July comes ,children know they'll have __1__examinations and then school year will end soon1.A they B them Ctheirs DtheirThey will leave school __2__ train or buy c Well,I hope they’ll have gone by then! 英语翻译全文是：1:I have contacted TRUST company and they have asked for your address again:so then they will send the fabric.I thought they should have already sent the fabric so I have told them that they do not have the best service.“NOW Since then,the heart will always have you.Loving sister. I will have lunch and then s------- for an hour. they will have a（ ）contest. They will have a no s( ) vacation they will have a good harvest Think hard then you will have an idea(保持原意)___you___hard,you will have an idea