建筑工程FEPC缩写表示什么?答:如:to/too/two,their/there,right/write,pair/pear,four/for,know/no,sun/son.五、反义词如:day-night,come-go,yes-no,up-down,big-small.short-longall,fat-thin,low-high,slow-fast,六、名词复数的变化规则1.一般情况下,直接加s,如:book-books,bag-bags,cat-cats,bed-beds.2.以s,x,sh,ch结尾,...