Apart from everyday materials such as brochures, schedules, newspaper articles, and common web sites, there are many appropriate materials devoted to English learners. They all include reading comprehension activities to check and help you develop your reading competence.
http://www.eslfast.com/ includes 365 very short stories for Intermediate students that include exercises to practice vocabulary, quizzes and reading comprehension exercises.
http://mansioningles.com/Lectura01.htm includes extracts from important novels and a reading comprehension activity at the end. You can check the Spanish version as well.