3. Reading: The Technical Principle of the Seawater Greenhouse Described

After studying the diagram of the seawater greenhouse, you may have a basic idea of its function. This task will give you a full description of its principle. Look at the diagram on p. 90 of your coursebook again and put the parts of the technical description in the correct order. After you complete the task, leave it open so that you can refer back to it to find examples of the newly covered grammar point.