C Read the article about a monarch butterfly’s life. Use the words in brackets to help you write sentences. Add conjunctions if necessary.I am a monarch butterfly from Canada! The summer is great fun. I fly from flower to flower and tree to tree. But in autumn, life gets challenging. I must make a long journey south to the Monarch Butterfly Biosphere Reserve in Mexico. Right now, the weather is changing.(1) (I/the temperature/feel/must travel south/I/dropping). Goodbye, Canada! My friends and I start the journey southwards. It takes weeks to get to Mexico. (2) (the trip/me/makes/important/it/is/tired). Winter in Canada is too cold for us. We would die there. When we finally get to the Monarch Butterfly Biosphere Reserve, I’m so happy! The trees here are covered with other monarch butterflies. There are so many of us together! (3) (each other/comfort and love/we/give).In spring, monarch butterflies will travel back to Canada or America. But I won’t travel with them. My life will be over then. Instead, my children and grandchildren will make the trip. (4)(good luck/wish/the new butterflies/I).(1)(2)(3)(4)

WritingUnderstanding ecosystemsA Vicky is writing an article about the Arctic ecosystem. Read her article and learn how to write about an ecosystem.Use the phrase "be home to" to talk about the plants and animals that live in an ecosystem.Use the present continuous tense to talk about ongoing problems.Use the word to add a new idea that relates to the previous one and help connect ideas smoothly.and animals must find clever ways to survive. Plants are usually quite short. This helps them deal with cold temperatures and strong winds in the area. Animals often have special fur or lots of fat on their bodies. Polar bears and seals are perfect examples. Their fur and fat keep them warm in the cold.Today, the Arctic ecosystem faces some serious problems. Climate change is making Arctic temperatures rise. It is also causing the temperature in the areas south of the Arctic to rise. As these areas get warmer, many animals are moving north to try to find colder areas. They are crowding the Arctic and changing the whole ecosystem.Pollution is another big problem in the Arctic. Although very few people live there, pollution still finds its way to the area. Strong winds and ocean waves carry pollution around the world. Chemical pollution is making many Arctic plants and animals sick.The Arctic is a beautiful part of our world. Without our protection, this special ecosystem may not last.◆ Structure of the article ◆Beginning: Introduce your ecosystem and describe its special features.Main body {Talk about the plants and animals in the ecosystem.Talk about threats to the ecosystem. Use separate paragraphs for different threats.}Ending: Summarize your thoughts about the ecosystem.B Research some interesting ecosystems in the world and write an article about one of them. You can include information about the plants and animals in the ecosystem and the problems it faces.