1 they ( play) a tennis 2: you (make) a cake 3 my friend ( write) your story

play=bermain
make=membuat
write=menulis

(+) they play a tennis
(-) they don't plays a tennis
(?) Don't they play a tennis

(+) you make a cake
(-) you do make a cake
(?) Do you make a cake

(+) my friend write your story
(-) my do friend write your story
(?) Do my friend write your story