表示个数的单位词:piece, item, article, bit几乎可以和所有的不可数名词进行搭配
以形状表示个数的单位词: bar, cake, drop, bunch,grain, head, loaf, lump, slice, block, bag, head,cluster,comb,ear
表示容积的词:cup, bottle, glass, bowl, tube, bag, spoonful, handful, bucket
表示动作或状态的单位词,如:fit, burst, flash, display, gust
不可数名词之前还可以用
much, little, a large amount of, a great deal of, some, any, plenty of, a lot of, a large quantity of修饰表示数量