student shoudn'tbe given so difficult a problem (as) they ca
student shoudn'tbe given so difficult a problem (as) they ca
Students should not be given so difficult a problem ___they
It is so difficult a problem that ___ student in his class _
It is so difficult a problem that ____ student in this class
This is so difficult a problem as no one can work out.as能不能换
The teacher gave us so difficult a problem as we couldn't so
This math problem is so difficult that only ________ student
the teacher gave us so difficult a problem as most of us can
students shouldnot be given so difficult a problem______they
This problem is so difficult that f_____ student can solve i
下列so的用法是错误的:so a diffcult problem,so difficult problems,so h
difficult very ill problem student的近义词