Gao Shan’s sister likes playing table tennis （改为否定句） Gao Shan’s sister like playing tabled为什么likes变成了like变成 Gao Shan’s sister doesn't likes playing table tennis 其中的likes为啥变成like
问题描述：
Gao Shan’s sister likes playing table tennis （改为否定句） Gao Shan’s sister like playing tabled
为什么likes变成了like
变成 Gao Shan’s sister doesn't likes playing table tennis
其中的likes为啥变成like
答
因为doesn't已经是单数了，立刻就不用加s了
答
否定句应该是Gao Shan’s sister doesn‘t like playing tennis.
答
do,does,did,didn't是助动词,助动词后动词用原型!