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一、学习下面的生词,并选择合适的词或词组完成句子 1.Compared with the urban residents,rural males are on　　　　　　  4.9 centimetres shorter and females are 4.2 centimetres shorter.  2.Being neither jealous nor greedy,being without desires,and remaining the same under all 　　　　　　　　—this is nobility!  3.　　　　　　　　　　,people there have reached a well-off standard of living. 

average　

circumstances　

On the whole