Here's a conversion worksheet on reported speech in the theme of home accidents. Students are asked to convert direct speech questions or imperative sentences into indirect speech.
This PDF worksheet set has also got A&B versions. The whole worksheet is divided into A and B question sets, which have relatively the same difficulty compared to each other.So, you can distribute them evenly and ask them to check other's worksheets. It'll also increase classroom interaction and reinforce reciprocal learning.