[he is ] [ running] [in the playgound.]; he can ski[对划线部分提问】

he is running 填什么 Bill is a great running star.He is very well.中,running为什么要用running? he is good at running?怎么提问 He is running quickly.(改为感叹句） he is running是主系表结构吗 he is running the 100 metres Look!There he (come).He is running to us. he is good at running.he runs f-- 的填词 How fast he is running同意转换How fast he is running=_______ _______ fast _______he is. he is a running star.(改一般疑问句)（ ）（ ）a running star? He is running very fast改复数形式的句子 he is running in 800-meter race同义句 He is running very fast .﹝改成复数形式﹞ He is running fast on the playground 变成感叹句 What a fast boy he is running 这句通么 改错!He is running in the street at the moment He is very t____ after thirty minutes' running. He is ( )A.runing B.running C.runs选哪一个？