The question was so difficult that noboby could answer it（简单

The question was so difficult that noboby could answer it（简单 The question is so difficult that nobody can answer it it was so easy a question that everyone could answer it.怎么判断 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 question is so difficult that no one can answer it.改为同义句 the question is so difficult that we can't answer it.(同义句) This question is so difficult that I could ( ) do it. the question is so easy that we can answer it. the maths problem was so difficult that nobody could work it this question is so difficult that none of us can answer it Her question was so difficult that i could hardly make any s