A:a+x>b+x
B:﹣a+1<﹣b+1
C:3a<3b
D:a2 > b2
研究表明,植物的叶片面积、气孔状态与分布环境有密切的关系.以下有关叙述错误的是( )
____小朋友的个子最高; ____小朋友的个子最矮。
--I think it's really necessary. It is reported that the food that Chinese people
every year is enough to feed 200 million people for a year.