2012GRE阅读句式的解析（2）

会计考友

4.指出要做出论断所必需的条件或证据。E.g. Much work is needed before
) F. d+ M6 B5 y7 t9 a% ?　　Lengthening the study to a one-year period would help adjust for any untypical statistics and paint a more accurate picture of the long-term affects of the speed limit increase.
　　He must do a better job of presenting his case, addressing each point named above, for( reasons)
7 ?9 j; e7 u; n　　Factors such as these could explain the survey results and could undermine the generalizability of the survey results.
　　Before skaters are encouraged to invest heavily in gear, a more complete understanding of the benefit provided by individual pieces of gear would be helpful.
. }# O: ]  j/ d　　A more specific statement about the employability of students from this University is needed insgroupsto make the argument forceful.
! |- L+ o) h& J5 g0 l, t3 n  w7 o2 _　　the argument should include facts that……,such as……
　　Only after evaluating all the facts might a student strongly agree that the University of Claria is one of the best universities in the world.