—What do you think of the Monkey King?
—I think he’s a hero ________ keeps fighting to help the weak people.
who
where
whose
My teacher encouraged me _______ more books.
-- __________ does your brother look? -- He looks __________ .
— Could you teach me how _________ cakes? — Sorry, I don’t know.
I find _______necessary to do everything we can ____________protect the environment.
________ Lucy’s pictures. They are nice.