Complete the sentences. Use the past simple or past perfect continuous of the verbs in brackets. 1. She _____ paint on her hands because she ____ the kitchen. (have, decorate) 2. After they ____- for several hours, they ______ to stop for a rest. (drive, decide) 3. We . there for many months before we ____ to notice the problems. (not live, begin) 4. _____ long before the train _____? (you / wait, arrive) 5. I _____ for months but I still ____ enough money to buy a new car. (save, not have) 6. We ____ them to arrive for several hours when they finally _____ into the drive. (expect, pull) giúp mình cần gấp ạ