【正文】 . 下結(jié)論，推斷出 得出結(jié)論 我斷定他不適合這項工作 Ⅱ. Exercises: 1. general science 地球表面 太陽到地球的距離 三分之二的學(xué)生 人造的 按正確順序 科學(xué)實驗 8. electrical equipment 一打 二十個 1在…底部 12. keep …out of … 1得出結(jié)論 1熱烈的討論 1把…加到…上 1按順序排列起來 Period Ⅲ Module 5 A Lesson in a Lab Oct Grammar Degrees of parison. Ⅰ. 比較等級結(jié)構(gòu)的用法原級比較句式有：(1)A is not so (as) adj/ adv. as B. A不如B…… Xiao Wang is as tall as Xiao Liu. This building looks not so / as high as that one. (2) as +adj. +n. +as =as +adj. +a/ an +n. +as I have as many books as Tom. 比較級的結(jié)構(gòu)和用法(1)雙方比較表示一方超過另一方，用“比較級+than”的結(jié)構(gòu)表示。） 2) . (準時是很重要的) 3) . (他幫助我真是太善良了)8. put sth. in order in order in good order out of order in order of … 1) Lily, (把你的東西整理好)after you play with them. 2) After the experiment, (一切都有序地排列在器皿柜中). 9. add some oil to the water add…to … add to add up add up to 1) She . (她在咖啡里加上些糖)。 2)在場的三分之二的人都反對這個計劃。 1) 2) 3) 6. 分數(shù)百分數(shù)表示法：分子基數(shù)詞，分母序數(shù)詞，分子大于1，分母加“s”。 4)這是個男女同校的學(xué)校。 2) (神舟6號發(fā)射使我們很興奮) 3) The sun (給我們光和熱). 4) (熱烈的討論) 3. expand v. 膨脹，伸展，擴大 contract v. 收縮Metals .(金屬受熱膨脹，受冷收縮) mix v. 混合 mixed 混合的，男女混雜的 1)mix up 攪和，混淆 (把面粉和水?dāng)噭颉?B carefully and answer the following question. 1. Which is the best title for the passage A? A. The Different uses of Metals B. The Reaction of Metals C. The Reaction of Metals with Water D. The Reaction of Metals with Oxygen2. According to Passage A, we know that is often used in cars, and is often used in electrical equipment. A. steel, copper B. iron, zinc C. steel, iron D. iron, copper3. Which metal doesn’t react with water? A. Sodium B. Iron C. Copper D. Potassium 4. Which metal reacts with steam? A. Calcium B. Zinc C. Copper D. Sodium 5. If you put a shovel (鐵锨)in a damp place, it will there. A. rust B. form an oxide C. not rust D. keep the place dry 6. Iron rusts in . A. dry air B. airfree water C. ordinary air D. ordinary water 7. According to Passage B, we know that the “airfree water” probably means . A. air with a lot of water B. air without water C. water with plenty of air D. water without air 參考答案：一、1. general science 2. solid 3. liquid 4. air 5. exist 6. heat7. expand 8. contract 9. metal 10. steel 11. iron 12. mixture13. substance 14. oxygen 15. surface 16. natural 17. manmade 二、1. dozen 2. score 3. hundred 4. thousand 5. million 6. billion 7. 許多，大量的 8. 許多 9. 成百上千 10. 成千上萬的 11. 百萬計的 Ⅱ. 分數(shù)：one third for fifths 1/4 three quarters 三、Ⅰ. think of for example is used in react substances reaction put in order at the top at the bottom Ⅱ. 1. how iron reacts with air and with water 2. the aim and the apparatus of the experiment 3. dry air, airfree water ordinary water4. keep the