79.

　　[A] by

　　[B] upon

　　[C] with

　　[D] alongwww.Examw.com

　　80

　　[A] expensive

　　[B] faster

　　[C] further

　　[D] cheaper

　　81.

　　[A] which

　　[B] whose

　　[C] that

　　[D] who

　　82.

　　[A] risks

　　[B] dangers

　　[C] chances

　　[D] benefits

　　83.

　　[A] inappropriate

　　[B] favorable

　　[C] preferable

　　[D] inadequatewｗw.ExamＷ.CoM

　　84.

　　[A] where

　　[B] when

　　[C] whether

　　[D] while

　　85.

　　[A] outrage

　　[B] panic

　　[C] complain

　　[D] protest

　　86.

　　[A] lively

　　[B] quickly

　　[C] successfully

　　[D] formally