The key to exercise solutions in chapter 2f - Writing for the textbook On Screen B1+/B2 - Student's Book with authors Virginia Evans and Jenny Dooley from Express Publishing
Question
Read the paragraphs below. What problem is each about?
Write appropriate topic sentences for the paragraphs in Ex.4a.
Answer
a)
Para A → the amount of rubbish
Para B → water shortages
Para C → endangered species
b)
Para A → One effective solution is to avoid buying pre-packages foods.
Para B → It is important to pay attention to how much water we are using.
Para C → An effective solution is to wipe pit the demand for animal products.