1) He usually (goes) to school by bus, but today he (is walking) to school. 2) Listen! The birds (is singing). They always (sing) in the morning. 3) What (are you / doing)? Do you always (work) like that? 4) I (do not / swim) in this lake! It (is) far too cold. 5) Peter (has just / eaten) his school dinner, but I (think) school dinners (taste) horrible. 6) The girls often (do) their homework together, but today they (are not / doing) their homework properly! 7) I sometimes (go) for a walk in the afternoons, but today I (am working) instead. 8) Christiana always (feeds) her cows in the morning, but Tim (is feeding) them today. 9) Look! (Isn't ) that Sarah? She (is just / going) into the cinema with her boyfriend. 10) Dad (does not / know) that Tom (has run) in a marathon today. He will be surprised.
I think that today teenagers have a lot of amount of freedom. For example, they are limited on time and can not walk till the night. The most strict people for teenagers are their parents, they are necessary only to them, despite indulgences from their party. (question 3) Yes, I have freedom to choose music. Money for pocket expenses to me is given by parents therefore I have no full authority to choose that I on them will buy. I think that from the provided list, all has to be forbidden. (the 6th question) it seems to me that in my country good age restriction for these things.
We ARE READY to start the class now.