some of students in the class ——playing basketbal A.are both B.bo_英语解答

some of students in the class ——playing basketbal A.are both B.both are c.are all Dall are

人气：445 ℃　时间：2019-08-21 03:54:36

解答

C
all的位置本动词助动有不会的可以再问,
词后实意动词前