-What are you doing? -- ()
A.He’s watching TV
B.You' re singing an English song
C.I’m flying a kite.
D.They are riding bikes.
A.He’s watching TV
B.You' re singing an English song
C.I’m flying a kite.
D.They are riding bikes.
A.What am you doing
B.What are you doing
C.What is she doing
A.What is he doing in the bookstore
B.What are you doing in the bookstore
C.What do you doing in the bookstore
D.What does he doing in the bookstore