为什么用each word而不用every word呢

The bananas are three yuan each jin.为什么用each而不用 every “word word what does this word mean为什么不用what is this word meaning Every park is crowded on Sunday为什么不用each I can not hear a word中为什么用a 不用any she was too excited（to say ）a word ,用“to say”,为什么不用to talk 、 Your every word and deeds make every word count意思 word by word ,read word groups.为什么前面不和后面一样用复数 为什么在word文档里打字只能显示拼音字母,不能显示汉字.而在文档外有可行呢 Circle the odd word in each group: