5 Tell your group if you have ever grown a plant from a seed. 6 Read sentence a and look at the crossed-out word.This word is extra. Read sentences b, c, and d to find the extra word in each and cross them out.Then write the questions like in a.
a The paper towel shouldn’t to be too wet. b You don’t have keep it in the sun, but if the plastic bag is warmer, the seeds will grow faster. c Yes, you can plant a sunflower in pot. d No, you don’t need to water to the sunflowers if it rains. How wet should the paper towel be? ✘
What verbs help us to express necessity or possibility? For information about this theme, go to page 113. 113
7 Work in pairs.What words can we use to talk about necessity in instructions? Write the words in the box on the line below. 113
should
don’t have to
can
need
don’t
need to
not necessary
completely necessary
Reader What is an action plan? (pp. 35-37)
Step 3
• Work in small groups. What words do you need to describe steps? • Write down four useful expressions to describe steps. • Copy and illustrate each expression on strips of paper. Self-evaluation (Check the box or boxes.) I know words to describe steps. I can write four expressions to describe steps. Tip: If you don’t remember the words, go back to Activities 1, 6, and 7. A Short, Illustrated Guide
31 Unit 3
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