tomake;78.easy→easier;79.a→an;80.去掉“first”or“ground”;81.for→of;82.disables→disability;83.RIGHT84.have→havebeen;85.will→won’tOradd“not”after“will”(4)DearMr.Hu,ingcloser myparentsurgemestudymoreeveryday.Istudy 76.veryhardlyeveryday,andevenafterschool,bothin 77.theeveningsandonweekend.Ispendallmyfree 78.timeprepareforthecollegeexams.Ithasbeengoing 79.onasthisformorethaneightmonths.Ihavebeen 80.feelingverytiredrecently.IoftenfeelIcannotconcentrate.?81.ThemomentIopenmybooks.ebygreat 82.tirednessandlfeltIcanabsorbnothing.Myparents 83.aregettingveryworrying.Ifthisgoeson.IamafraidIwill?84.?etthelowscores.WhatshouldIdo??85.Ihopeyoucangivemesomegoodadvice.XiaoLu【答案】76.study前加to77.hardly改为hard78.weekend改为weekends79.prepare改为preparing80.as改为like81.正确82.e前加am83.felt改为feel84.worrying改为worried85.去掉第二个the