Complete the sentences with the verbs below in the correct form

Complete the sentences with the verbs below in the correct form be,take,switch,work,get,fly
1.Maria..................off her MP3 player when she's at school.
2.Martha and Katie live far from their school,but they .....................on time for class every day.
3.You don't have to.................part in the school performance if you don't want .
4.Ivan is an excellent students and always............ hard at his school subject.