Complete the sentences. Use the past simple or past perfect form of the verbs in brackets

1 When we ___________ (arrive) at the bus station, the bus ____________ (already / leave).
2 Suzy __________ (lose) her keys so she ____________ (not can) open the door.
3 I ___________ (not go) out last night because I _____________ (not finish) all my work.
4 Dad ___________ (be) worried because he ______________ (read) about crime in my neighbourhood.
5 The criminals ___________ (not steal) Gran’s jewellery because she ____________ (hide) it in the kitchen.
6 Tom __________ (have) some biscuits because his brother __________ (not eat) all of them.
7 She ___________ (feel) tired because she ___________ (go) to bed very late yesterday.