Choose the right parts of speech : "each other"

1.Fill in the blank with correct word. I'd like to make —— with you.

2.What is the antonym of word '$iniquity^{\prime}$

3.Our blessing come from above. The underlined word is –

4.Fill in the blank with correct word.

5.What is the synonym of word '$Melodious^{\prime}.$

6.The moral law is above the $civil^{\prime}. The underlined word is$ –

7.Choose the correct form of verbs : He did not know that the earth

8.If they ¾ by car, it would have been a lot quicker.

9.Which of the following is a compound noun?

10.They discussed the matter

11.Which one of the following is different from others?

12.Choose the appropriate preposition : You have to answer ¾ your behavior.