为什么many fruit fruit要加s而some fruit不用加s

为什么many fruit fruit要加s而some fruit不用加s many fruit fruit加不加s fruit?. fruit fruit 为什么a lot of fruit fruit不加s而many fruits 加s I want to buy many different kinds of fruit.fruit要加S吗? We eat much ___ and many ___,but little ___.A fruit;vegetables;meat B fruits;vegetables;meatC fruit;vegetable;meat D fruit;vegetable;meats附带为什么 He likes vegetables and fruit very much.为什么vegetables要加s,fruit不用加s? Fruit are good for us.fruit要用单数还是复数 为什么 Many fruit are on/in the trees buy some fruit fruit为什么不加s a lot of fruit为什么不加s many fruits却加s my favourite fruit is pears为什么pear要复数,为什么fruit不用复数?这怎么用的.. 是how much fruit 还是 how many fruits或how many fruit如题 Eating lots of fruit and vegetables is good for us1、为什么要用eating?2、fruit and vegetables为什么vegetables加了s,而fruit没有?3、用了fruit and vegetables,be动词还用is么? mangoes are my favourite fruit.fruit要加s吗 为什么shi likes vegetables and fruit very much中vegetables要加s但fruit不加s?