The Human Body
You're fast asleep, and nothing is happening. Or is it? In fact, your body is hard at work. Your lungs are taking oxygen from the air, and your heart is pumping blood round your body. Millions of pieces of information are travelling backwards and forwards to your brain all the time. Muscles are repairing themselves, and in your lymph nodes special cells are cleaning germs and waste from the body. You may think that nothing is happening, but in the extraordinary machine that is the human body, it is very busy indeed...
Oxford Bookworms Library is a readers series for secondary and adult learners, with seven reading levels from A1-C1. Including over 270 original and adapted texts graded and available with audio and in e-book formats, it ensures a comfortable read at every level.
Authors
Alex Raynham
Level
CEFR B1
Language
English
Word count
10,489
Collection
Oxford Bookworms Library Factfiles
Collection level
Stage 3
Exams
Cambridge English: Preliminary (PET); IELTS 3.5 – 4.5; TOEIC 550 – 780; TOEFL 57 – 86;
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