Which one is the correct sentence?

1.Which one is the correct question to ask?

2.Do not look down upon the poor. The best passive form is-

3.Choose the correct meaning : He raised his eyebrow at my explanation.

4.¾ milk he gave me has been spilt. Choose the correct option -

5.Select the pair that best expresses a relationship similar to that expressed in the original pair : conscious : careless-

6.Complete the following sentence : If I had known you were coming, ¾.

7.The synonym of '$obsolete^{\prime} is$ ¾.

8.Choose the correct sentence.

9.What do you make of him? The underlined phrasal verb means-

10.The audience remains seated during the intermission. Here the underlined word is ¾.

11.I haven't seen you ¾.

12.Choose the correct word/words to complete the sentence : Would you mind ¾ a folk song?