句子：He likes to watch sports games on TV."watch"后为什么不加"es"?三人称单数一般现在是啊,为什么"watch"后面不加"es"呢?

he likes to watch his mother cook dinner at the kitchen.这个句子中动词是不是多了 He likes to watch TV改为否定句 初一英语～～He likes to watch the plays on C_ Eight. He likes to watch TV.和He likes watching TV有什么区别? 句子：He likes to watch sports games on TV.watch后为什么不加es?三人称单数一般现在是啊,为什么watch后面不加es呢? He likes to watch butterflies后面+A.to flyB.fliesc.filedD.flying He likes the watch very much,这个句子有语法错误吗? he likes eating meat .he likes to eat meat.这2个句子有什么区别? He likes to watch TV and playing ping-pong 这句话这样说对吗?、 He likes to watch his mother ____(cook)dinner atthe kitchen.填空 He likes listening to music and () TV.A:watch B:watches C:watching he likes to watch his mother cook dinner at the kitchen.为什么要用cook? he likes to watch the cows eating grass.改否定句 He like watches TV 这个句子写的对不对 如果不对那么：He likes watch TV He likes watches TV 这两种对 He likes to walk She likes him play basketball这句话对不对?She likes that he play basketball?这个呢?She likes to watch him play basketball?这句话对不? My grandfather likes Beijing Opera;he often goes to a t___ to watch it.根据首字母填单词 He likes to watch TV in his _______（空闲的）time．He likes to watch TV in his _______（空闲的）time．Very ______ （少）people walk to work.