USA has been independent since the year __.The first president was __.Now the president is ___.

He has been to many places in the USA.这里的has been he has never been to the USA 改为反意疑问句he has never been to the USA,--------he?thank you My brother has been to the USA __twice___ 对twice 划线部分提问 john has been to the USA twice,对划线部分提问 划the USA_____ _____john_____twice? john has been to the usa a few times 改为一般疑问句 请问以下英文文法正确吗?The usa troops has been surround by moscow of Russia. Jack's father has a_______ been to the USA many times 关于英语保持句意不变mike has been to the USA tom saidtom said that mike_____ ______to the USA这个正确答案是 had been 但为什么不用has been求英语好的人帮我回答 she_______the USA three times in 2001a went to b was going toc has been ind has been towhich one ,why my father hasn't been to Britain.He has been to the USA改成my father hasn't been to Britain_____ _____ the US My headmaster has been to the USA twice.She will go there for a t____ time.首字母填空 USA has been independent since the year __.The first president was __.Now the president is ___. 英语翻译Every possible means____to work out the problem,but it is too difficult for usa.is used b.are used c.has been used d.have been used has been 【英语】选择题求分析*21.---Where is our English teacher?---He _______ to the USA.He _______ there for three times.A.has gone to;has been toB.has been to;has gone toC.has gone to;has beenD.has been to;has gone2.The leader ordered the officer 句型转换I have been to the USA.Li Hua has been to the USA,too.(合为一句）（）Li Hua ( ) I ( ) been to the USA.每空一词.用所给词语适当形式填空I see them __________(talk) all the time in class. has always has always been She has gone to the USA by plane .(同义句型转换) She has ()()the USA.