2016-2017学年高中英语(外研版)必修1:Unit 5 Section ⅠIntroductionReading and Vocabulary课文训练含解析 1.We can use the power of wind to make ________. 2.The ________ has come into wide use in this area and it proves useful. 3.Have you set the________up yet? 4. If ________, liquids can change into gases. 5. The ________ of the experiment is to find the relationship between the content of soluble solid substance and temperature. 6.Are you happy with the________of the experiment?Did you get the________you expected? 7.We use a ________to weigh substances. 8.The force of ________ pulls things towards the earth’s center. 9.Metals ________ with heat and contract when cooled.
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