百度作业网什么时teach 后不用加 es?为什么 “does she teach English?” teach后不用加 es?
什么时teach 后不用加 es?为什么 “does she teach English?” teach后不用加 es?
teach什么时候加es?为什么
who teaches you English(为什么teach后面要加es)
teach在什么时候要加es?
teach them English为什么不用teach they English
does she teach English?
teach后加什么动词形式
teach的第三人称是加s还是es
he is going to learn how to teach children的teach要不要加es
为什么Does Mr Black teach us English?用us不用our?
Does she teach English?does换is 行吗,为什么
teach变单三加S还是ES