This question is difficult ()us
This question is difficult ()us
this question is very difficult ( )
this question is difficult ---us he is alawys busy --- his h
this is so difficult a question that none of us can answer i
this question is so difficult that none of us can answer it
This question is too difficult for us.Could you make it ____
同义句:This question is difficult.
This question is difficult(改为同义句)
this question is not difficult ------- (answer)
This question is very (difficult),but that question is much
THIS QUESTION IS DIFFICULT改同义句THIS IS _________QUESTION
The question ___ us is very difficult one.