Jawaban:

a. (+) windi and i found a red wallet on the street

(-) windi and i dont found a red wallet on the street

(?) does windi and i found a red wallet on the street ?

b. (+) mr budi gave punishment to the naughty student

(-) mr budi dont gave punishment to the naughty student

(?) does mr budi gave punishment to the naughty student?

h. (+) they Understood all the english material

(-) they dont Understood all the english material

(?) di they Understood all the english material?

i. (+) he took me so Long yesterday

(-) he doesn't took me so Long yesterday

(?) did he took me so Long yesterday?

j. (+) siti did leave me alone

(-) siti didn't leave me alone

(?)did siti leave me alone?