1)So what's up, Mia?-c)what's the matter?
2)Do you know I spend up to an hour every
day practising?-e)as long as/to a maximum of
3) I wonder what she's up to-b)doing
4)Then every night I'm up late doing my
homework-a)not in bed
5)It's up to me to do something about it-e)as long as/to a maximum of
6)I don't know if I'm up to it-d)capable of