Say why they are happy.Use present perfect.
1.James is happy because he (do) his homework and can go to the cinema with his friends.
2.Peter is happy bacause he (swim) 100 metres in two minutes.
3.Samantha and Jenny are happy because the bell (ring).There are no more classes  and they can go home.
4.Tom and Roy are happy because they (see) a film with their favourite actor , Jackie Chan
5.Pauline is happy because her mum (come) home early today and they are having dinner together.
6.Jack is happy bacause he (become) capitain of his football team.
7.Mary and Kate ( be) to New York.Now they know a lot of about this city.
8.Anna is happy because she (begin) learning French.
9.Peter is happy because he (arrive) at school on time.He is usually late.
10.Julia is happy because she (play) her favourite sonata on the piano very well.