Помогите пожалуйста!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! For questions 1−5, change these active sentences into passive sentences.

1. The goods are transported to the factory by rail. 2. All the contracts are kept in a locked cabinet. 3. The detergent is sold in 500 ml bottles. 4. At the end of the day, the finished products are taken to the storeroom. 5. A welcome pack is given to each new customer.