short of 40 percent 意思是说不足40 percent还是说差40 percent?

百分之50是fifty percent还是fifty of percent 40 is what percent of 500? 究竟是thirty percent of them is water还是thirty percent of them a percent是一个词还是两个词 percent?per cent? Satistics___that approximately 40 percent of all marriages i 40 percent unit of farmed land是什么意思啊? percent与percent of有何区别 ten percent more还是ten more percent eight percent of water是单数还是复数? "one percent of 100 sheep" 是单数还是复数? 90 percent of 30 0.8 of 1 percent