The question is() me ,so I can't work it out

The question is ____ me ,so I can’t woek it out 1.The math problem is so difficult that I can't work it out. The problem is so difficult that I can't work it out.同义句 The problen is difficult.I can't work it out. this question is very ( )i can work it out（ ） The problem is so hard that I can't work it out .如果去掉"it"就不能 the-----is very difficult,I can not work it out用question 还是p It is _question that i can't work it out.A.a so difficult B. the problem is so difficult（ ） we can't work it out The question is so difficult that I can't answer it(改为同义句) the question is so difficult that I can't answer it.同义句 The problem is far ___my ability ,so i can not work it out （