It is that that "that"means that that conntributs to that.怎么解释

tha box is so heavy that I can not carry it shanghai has experienced such great changes that everyone can recognize that it is no longer__.A.what it used to B.that it used to like C.tha same it used to be D.what it used to be there is considered ___ no risk.A.to have been,B,tha it is,C.to having been D.that it was it is strange that 英语翻译it is( )( )that It is believe that It is said that. It is that all? it is imperative that? Is it that bad? it is discovered that that it is!和that's it! that it is!和that's it! all the kids are crying now,what_ makes them so unhappy?a it is b is it c it is that d is it tha求真相142.20 （此数与问题无关） shanghai has experienced such great changes that everyone can recognize that it is no longershanghai has experienced such great changes that everyone can recognize that it is no longer__A what it used to B.that it used to like C.tha same it used to b It seems to me that he is not tha same person ___ he used to be.a.asb.whoc.thatd.like that is all,that is it ,that is right 区别? It is said that that that that that man said is not that thatthat that woman said.翻译