Put the verbs in brackets in the correct tense form (Past Simple or Past Perfect).
1. Vicky (to feel) better after she had taken some medicine.
2. Bill (to finish) the test before the bell rang.
3. I (not / to do) my homework before my mother returned home.
4. Tom (not / to go) to the cinema last night.
5. (you / ever / to be) to London before you went there in 2015?
6. (you / to buy) this book yesterday?