Matching Pairs Zero and First ConditionalsOnline version Match the sentence halves by Maria Inés Ortelli 1 If an animal is badly injured, 2 If tigers are better protected, 3 When an area of jungle is cleared, 4 When more tourism is introduced, 5 If the area of the Arctic ice gets smaller, 6 If we plant a variety of flowers, the land is often used for farming. it isn't able to hunt for food. it has many benefits for local people. there won't be many polar bears left. their numbers will probably increase. we'll see a lot more butterflies.