Unit 5 Nel s on M a nde l a—a m odern h e r o 单元测试Ⅰ、阅读理解ALi vin g amo n g tr e es, p lant s a nd flow e rs can f i ll y ou r lif e with b ea uty、 If you a re a w oman, i t ca n a ls o h e l p you li ve longer、 R esear che rs foun d t h a t women w h o li ve i n ho m es surroun de d by pl an t s app ea r to ha v e lower d ea th ra t es tha n wom e n who l i ve in areas with less greenery、Ja m es and h i s team look ed a t in form a t i on from one of th e largest an d ol de s t inv e stigat i ons o f women’s he a lth: the Nu r se's Health S t u d y、 The s tudy began 40 ye ar s ago a nd exp a nded i n 1 98 9、 I t n ow has information on nearly 2 0 0,000 women、For the ne w st u dy, t h e Har v a r d t e am l oo ked at t h e death rat e s of mo re t h an 10 0,000 w omen between t he y e a rs 2