IV

1. There's somebody in the next room.I don't know him

2.Is there anybody in my group who lives in the dormitory?

3.I saw something near the wood that looked like a tent.

4.I didn't take any money with me, so I couldn't buy anything.

5.I don't know anything about your city

V

1.There isn't some tea in the cup.The cup is empty.

2.Can I have some milk?

3.Pass me some cheese

4.I got a letter from my friend yesterday