The exam was not so difficult as we （).A.expectB.had expectedC.are expectingD.were ex

The room was so cluttered with books and papers that it was difficult to find the missing

— The physics exam is not difficult, is it？— （) . Even Harry to the top students fai

There was snow everywhere, so that the shape of things was difficult to______.A．identifyB．

It is not so much the language______the cultural background that makes the film difficult

It was not the first time she ______ in the exam. I think its high time we ______ the trut

The stone was so heavy that it was difficult for the old man to____ it.A.liftB.reachC