87. Time and opportunity are important, but nothing is more terrible than losing confidence (沒(méi)有比喪失自信更可怕的事).

　　88. Our son doesn’t know what to take up at the university; he can’t makeup his mind about his future. (對(duì)他的未來(lái)無(wú)法做出決定)

　　89. It was suggested at the meeting that effective measures be taken to solve the problem. (采取有效措施解決問(wèn)題)

　　90. He’s still hesitating about whether to adopt a more flexible policy to solve the problem. (是否采用較靈活的政策來(lái)解決問(wèn)題)

　　91. I’d rather you adhered to your principle (你堅(jiān)持自己的原則). You don’t have to always agree with the authority.