短文改错I am more than delighting to hear from you. Hearing that you are interested in what Chinese studentsdelightedhowprepare for the college entrance examination, I'd like A share some methods with you.First, it is widely believed that learning basic knowledge are the most essential way to pass the testBeside every minute should be made full use of. What's more, there is no denying thatBesidesa plenty of exercisesare necessary, which will definite contribute to good grades as well. Last and not least, determined spiritsdefinitelybutmake us never give up when we face difficulty and it is by consistent efforts which we can turn our dreamsdifficultiesthatinto reality.

23.解:(1)依题意,2x+1+|x-2+x≥8,2,则2x-1-x+2+8,解得x一2,故x-21分若-≤x≤2,则2x+1+2-x+x≥8,解得x≥,无解;2分若x>2,则2x+1+x-2+x≥8,解得x2故x≥;3分综上所述,不等式f(x)≥8的解集为(-∞x4分(m+1)x-1+m,x≤-1,(2)依题意,mx+1+1x-m1-1(m-1)x+1+m,-1 1时,g(x)m=g(-1)=m+1>2,m>19分综上所述,实数m的取值范围为「1,+∞)分

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