人教七年级上册可数名词单数变复数规则及练习含答案

可数名词单数变复数规则及练习（含答案） 名词可以分为可数名词与不可数名词，其中可数名词具有单复数的形式；而不可数名词没有可数名词复数变化规则如下：   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，加-es，如：bus-buses, box-boxes, watch-watches 3．以“辅音字母+y”结尾，变y为i, 再加-es，如：family-families, strawberry-strawberries 4．以“f或fe”结尾，变f或fe为v, 再加-es，如：knife-knives 5.  以o结尾，有生命的加es, 无生命的加s. 如：potato-potatoes. zoo-zoos 6．不规则名词复数：  man-men, woman-women, policeman-policemen, policewoman-policewomen, mouse-mice  child-children, foot-feet,. tooth-teeth, fish-fish, sheep-sheep people-people, Chinese-Chinese, Japanese-Japanese,当people后加上s时即peoples表示“民族”例如There are 56 peoples in China. 以下词为常为不可数名词，他们的复数形式就是他们本身。 water(水) milk(牛奶) tea(茶) rice(米饭) orange（橙汁）juice（果汁）bread（面包） 不可数名词的数量关系可借助量词表示，如。a cup of tea  two cups of tea   名词复数练习题 1）.填入所给名词的正确形式 1.  I have two_____ (knife) 2.  There are many _____ here. (box) 3.  There are many _____ on the road. (bus) 4.  A few ____boys_ are drawing on the wall. (boy) 5.  The _childen____ are playing football now. (chi