_is a fact that English is being accepted as an international language为什么填it而不是that,这句话为什么是主语从句

_is a fact that English is being accepted as an international language为什么填it而不是that,这句话为什么是主语从句 _is no reason for firing him .A.Being a few minutes late B.The fact that he was a few minutes late为什么选B不选A?有什么区别么?求详解, it is a fact that和 that was a fact that的区别 _Is that your dictionary?yes _________ Who is that at the door?A：It B：HeC:This D:That 请选择回答是 _is me somking,_is a bad habit is very popular A THOUGH B IT C THAT D WHICH 为啥选D it is a fact that +句子 that能去掉吗? -Is that _dog?-No,_is white.A.his,his.B.-Is that _dog?-No,_is white.A.his,his.B.her,his.C.he,his.D.her,her英语较好的我都不懂,见丑. （1）_is known to the world,Mark Twain is an great American writer.（2）_is known to the world that Mark Twain is an great American writer.（3）_is known to the world is that Mark Twain is an great American writer.A What B It C Which D As it is a fact that 句型造个句就OK it is all a result of the fact that you know that for a fact?求翻译 You don't know that for a fact.rt It is a fact that you cannot是什么意思 Mark was born in a rich family in _is now the state of Virginia.A.what B.where C.which D.that A对 The failure was due to _______ he hadn't been preparing properly.A.that B.the fact which C.the fact of D.the fact that The Indinas used to live in _is now part of the U.S.A.A.where B,which C.what D.that 说到题啊,这是英语选择题：_Is --------your sister?_Yes,-------- is.A.this,he B.that,it C.she,is