31.This is the best historical novelI have ever read.

94.It is foolish of Nancy to Peter as her friend, because he always lies to her.

93.—Have you your friend Bill recently?一No, he doesn＇t often write to me.

92.I hadn＇t seen Mary for years, but Iher voice on the telephone right away.

91.Whether we will go on an outing this Saturdayon whether the weather is fine.

90.The birthday cakedelicious. I can＇t wait to taste it.

89.The professor needs an assistant he canto take care of problems in his absence.

88.If you need any help during your study here, please do notto ask.

87.We can＇tpeople to change the habits of their lifetime over a short time.

86.It was such a hot day that everyoneswimming in the river.

85.Once a decision is made, it must be firmly.