adj. + ( for sb.) to do sth. it 作形式宾语( form object ),真正宾语由 to do ( 短语)充当 e. g. I think it is difficult for him to solve the problem. 直击高考: 2005 ’ 24. Do you think ____ necessary for us to deposit the money ? A. that B. it C. we D. them 2007 ’ 34. I think _____ quite necessary to help each other. A. that B. which C. this D. it 2010 ’ 29. I found ____ for me to finish the work by myself. A. this hard B. that hard C. them hard D. it hard BDD 1. I find it difficult ( finish ) my task in five days . 2. Is necessary for us to finish the wall newspaper before the Teachers ’ Day . A. this B. it C. that D. what 3. 改错: He finds this natural to work for the good of the society. to finish B this 改为: it Further exercise :
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