—What do you think of a good friend?—Friends are like books—you don’t need a lot of them _________ they’re good.
Would you mindhere? I can’t stand the smoke.
—Would you mind turning down the music? —.
Our parents can _______ us ________ food and clothes.
Students should pay attentions to ________ the teachers in class.
-- _________ go to the cinema together with me? -- Good idea!