UNIT X UNIT 7 | 267 DIFFERENTIATED INSTRUCTION Scaffold Students may need a review of what syllables are when you introduce the grammar. Sound out the adjectives’ syllables by tapping a pencil on your desk and saying the words slowly. Tap and say: Tall. How many syllables are in tall? (one) Threatened. How many syllables are in threatened? (two) Amplify Have students talk about a place they are familiar with, such as the school, a shopping mall, or an amusement park. Have them use at least four superlative adjectives of degree. GRAMMAR: Superlative Adjectives • Understand superlative adjectives Read the grammar box aloud. Say: We use superlative adjectives to compare three or more people or things to make an adjective or adverb stronger or weaker. Ask a volunteer to read the example sentences aloud. Then choral read as a class the information in the chart about forming superlative adjectives. A • Use superlative adjectives Write the first sentence on the board. Say: We need to use the superlative form of important. How many syllables are in important? (three) What does the chart tell us to do? (add most). Ask a volunteer to complete the sentence on the board with the superlative form. Then have students rewrite the remaining sentences individually. Review answers as a class. ANSWERS 1. the most important 2. the biggest 3. the most difficult 4. the smallest 5. the tallest; the widest B Write sentences with superlative adjectives Read the instructions aloud and ask a volunteer to read the example sentence. Ask: What does this sentence compare? (animals in the rain forest) Which animal is different? (the sloth)? Why? (because it’s the slowest) What other things in the rain forest can we write superlative sentences about? Have students brainstorm ideas in small groups. Elicit ideas and write them on the board. Then have students write superlative sentences in pairs. ANSWERS Sample answers: Saving the rain forest is one of the most important things humans can do. The rain forest is the most biodiverse place on the planet. Some of the tallest trees live there. Humans are the most dangerous threat to the rain forest. Practice Book pp. 144–145 Assessment Program p. 125 Proficiency Assessment: Mid-Unit Exam EXPLORE AND LEARN PRACTICE COMMUNICATE FORMATIVE ASSESSMENT Talk and Write: Superlative adjectives Complete the sentences with the superlative of the adjectives in parentheses and your own ideas. _____ is the _____ (smart) person in family. _____ is _____ (difficult) school subject. _____ is the _____ (big) shopping mall in this city. _____ is the _____ (large) store in the shopping mall. A Complete the sentences with the superlative of the adjectives in parentheses. 1. Deforestation is (important) problem in the rain forest. 2. The Amazon is (big) rain forest in the world. 3. Rain forest wildfires are (difficult) to put out. 4. Insects are (small) creatures in the rain forest. 5. The kapok tree is (tall) tree in the rain forest, but it doesn’t have (wide) leaves. B Write three sentences about the rain forest using superlative adjectives. A sloth is the slowest animal in the rain forest. GRAMMAR Superlative Adjectives Superlative adjectives describe how something is different from all others. Rainforest ecosystems have the greatest biodiversity on the planet. The taiga biome is the largest single biome on Earth. To form a superlative adjective: adjective superlative one syllable, add -est tall the tallest trees one syllable, ends in -e, add -st large the largest rain forest one syllable, ends in one vowel + one consonant, double the consonant and add -est big the biggest threat two or more syllables, add most threatened the most threatened biomes UNIT 7 267 UNIT X7 / CONNECT TO GRAMMAR
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