Use this A2-B1 ESL science reading passage to learn how lungs help us breathe. It includes key vocabulary, reading comprehension questions, and answers for English learners.Reading LevelA2-B1Word Count204 wordsReading PassageWe breathe all day and all night. Most of the time, we do not think about it. The lungs help move air in and out of the body.When we breathe in, air enters through the nose ..