The students,at the way the questions were put,didn't know t

The students,at the way the questions were put,didn't know t The students,( ) at the way the questions were put,didn't kn the students,____at the way the question was put,didn't know The students,______ at the way the questions were put,did no The students, ______ at the way the questions were put, did The students,__ at the way the question was put forward,didn the man didn't know the way to the hotel ,and l didn't _____ 单选 the book,the boy didn't know the answers to the questions At the crossroads on her way to her friends' she didn't know The boy didn't know his way home同义句 Mary didn't know what the Smiths were arguing _____. The man I don't know didn't answer my questions.(改为同义词）