摘要： The problem is too difficult for me to .

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The maths problem is too difficult for me to work out．

句型转换

The problem is too difficult for me to work out．

The problem isn't ________　________ for me to work out．

The problem is _____ difficult for me _____ solve.

A．so; to

B．quite; to

C．too; to

D．very; to

The problem is _ difficult for me _ solve.

The problem is _____ difficult for me _____ solve.

A. so; to B. quite; to C. too; to D. very; to

The problem is _____ difficult for me _____ solve.