Идите нaхyй знания ком, долгий ответ

2. The dog (именно dog (собака)) is sleeping
3. Ann is swimming
4. Tony is writing a letter
5. The birds are singing
6. Mum is making a cake

Тут, насколько понимаю, требуется добавить ing.
Walking, dancing, swimming, shopping, lying, studying, laughing, writing, playing, smoking, looking, stopping, sleeping, dying, running.

3)
Не вижу примеров, но допустим:
1. Are they listening to the radio? What are they listening to?
The are not listening to the radio.
2. What is she drinking? Is she drinking Coke? She is not drinking Coke.
3. Are you dancing? Who is dancing? You are not dancing.
4. Are we playing basketball? What are we playing? We are not playing basketball.
5. Am I running? What am I doing? I am not running.

Whats the matter with you,Sam?
1.I feel bad.I have got a runny nose and a temperature.
Have you got  a cough?
No,only a red (inflamed) throat.
Well,my dear,i think you have got the flu. Stay in bad take medicine and you will feel better in a few days
Shall i go to school tomorrow?
No, you should stay in bed for two or three days/
Its great.Tomorrow the Olympic Games will begin and I can watch sports from morning till night.
Oh, you are a football fan,aren,t you?
Yes but I am not just a fan ,I am good at playing football and basketball