(25) The student tried to( )the research as his own,but it was
obvious that he had copied it from other sources.
1 pile into 2 crack up 3 play down 4 pass off
Read' each passage andl choose the 1best vνord or phrase 1lirom 2 among the four ctlolces for each lblank「hen,on your answer
sheet,find the number of the question andl m