Составить двенадцать предложений с to be

It is raining outside
i want to be a doctor 
i am a student 
my friend is a student eihter 
we were at the concert yesterday 
i have been in Englang 
that teacher has been happy to listen to my sentences 
she will be happy to give me a good mark
i have been missing you 
he is my friend
i want to be your friend 

это очень легко