Поставьте глаголы, данные в скобках, в present perfect progressive. 1. my granny (to work) in the garden since he retired. 2. i (to use) this cream since i discovered it. 3. she (to sell) fruit and vegetables for five years. 4. the factory (to produce) these trainers for two years. 5. my mum (to eat) low-calorie foods for six month.