It has been great talking with 我和我朋友说了这句话．他说不对这是什么时态 什么语法他非说不对他还说不能用it．对吗

Great changes has been 的同义词 There has been a great increase in retail sales.里 been表持续的意思吗?还有如 It's been a month. He has been to the Great Wall中为什么been It has been the tenth day since we climbed the Great Wall中的的since的意思及词性 it has been since.用法 It has been in my it is/has been= It's has been accepted it has long been assumed She has been to the Great Wall.And she told me that it is famous and had been grand .这段话的语法正确吗 China ________the WTO for more than 10 years,and it has brought great changes to ita.has joined,b.has been in,c.has become a member of,d.has jioned in. The great man has been ___ for many years.(way ) we each ____ been to the Great wall1.have2.has it's always been you(It has always been it has been可以缩写成it's been it's been.的全称是不是 it has been... 【单选/好的话加分】My hometown has taken on a new look.——————!My hometown has taken on a new look.——————!A Great changes have been taken placeBWhat great changeC How it has changedD How great it has changedCD有什么 write a short report with the information 在用Mei fang has been ta an amusement park in Guangzhou.She didn't enjoy it because这样的开头来写作文