They are such difficult questions that few of us can answer
They are such difficult questions that few of us can answer
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 exercise is difficult A so ,that few of us can do Btoo,
This exercise is so difficult that few of us can do it.为什么后面
this is such a difficult problem that few students can work
they are g--- to answer your questions
These are[ ]questions.You can answer them[ ]
Jane ( )to answer the difficult questions that was ( )by the
.Jane____to answer the difficult questions that was_____by t
The exercise is_____difficult______. A.so,that few of us can
They can answer some of the questions变否定句I domy homework at