Here are the sentences with the correct verb forms:

1. Linda went to her friend’s house, but her friend was not there. He was playing soccer in the vacant lot down the street.
2. The boy fell asleep while his mom was reading him a story.
3. She enjoyed her holiday last year. While it was snowing in Malay, the sun was shining in Florida.
4. While Mya shovelled snow from her driveway yesterday, her boyfriend brought her a cup of hot chocolate.
5. She had a car accident last month. She was driving down the street when suddenly a lorry hit her car from behind.
6. 5 years ago, the government decided to begin a food programme. At that time, many people in the rural areas were starving due to several years of drought.