Ответ:
Write the verbs in Present Continuous.
1) We are writing the letter at the moment.
2) Look! The puppy is playing with a bone!
3) We are running now.
4) Listen! They are singing !
5) They aren't running , they playing football at the moment.
6) His friend is watching TV at this moment.
7) I doing my homework now.
8) My grandparents having breakfast at the moment.
9) Look! Mother writing a letter to her friend now.
10) Ron and Nick visiting their aunt now. They are not at home.