Write your paragraph (about 120–150 words). (Viết đoạn văn khoảng 120 -150 từ) • Use Nat’s paragraph as a model. • Use your answers in Exercise 4. • Use appropriate language to introduce your suggestions and expected results. • Use the plan below. Plan Topic sentence: stating the topic and main points Supporting sentences: - writing first suggestion and expected result - writing second suggestion and expected result Concluding sentence: summarising the main points