问题描述：
It is possible that he will work out the problem.同义句It is possible __him __ work out the porblem
It is possible that he will work out the problem.（同义句） It is possible _________him ________work out the porblem
It is possible that he will work out the problem.（同义句） It is possible _________him ________work out the porblem
问题解答：
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