中考化学总复习 第二部分 专题复习 高分保障 专题1 化学图表类试题课件 鲁教版 (40)

1、第一部分第一部分 系统复习系统复习 成绩基石成绩基石八年级下册八年级下册第第1111讲讲Unit Unit 7 7Unit Unit 8 8要点梳理要点梳理过关过关重点词汇过关重点词汇过关单词拼写(一)根据句意，用方框中所给单词的适当形式填空。1Is the boy _awake_？No.He is asleep.2His _illness_ was worse than the doctor first thought.3My friend comes from a _southern_ town.4There are a lot of _tourists_ coming here for

2、vacation.5As we reached the top of the mountain，we felt a sense of _achievement_(二)根据句意及汉语提示，填写句中所缺的单词。6The _government_(政府)is making laws against water pollution.7He left home in a _hurry_(匆忙)and forgot to turn off the light this morning.8She is interested in science and _technology_(科技)and loves t

3、o imagine what the world will be like in 50 years.9My brother has never been _abroad_ (到国外) before.10English，Chinese and _French_(法语)are important working languages of the UN.高频考点高频考点精讲精讲考点1 1 population的用法 China has the biggest population in the world.中国的人口在世界上最多。 Unit 7 P50【透析】(1)population常和the 连

4、用，其作主语时，谓语动词常用第三人称单数形式。如：The population of the world is increasing faster and faster.世界人口增长越来越快。(2)当主语population 被百分数或分数修饰时，谓语动词用复数形式。如：About seventy percent of the population in China are farmers.中国大约有百分之七十的人口是农民。(3)表示人口的多少常用 large/big 或small。如：India has a large population.印度人口众多。(4)询问人口多少时，用 “What

5、s the population of.”或“How large.？”如：Whats the population of Canada? 加拿大的人口是多少？考点2 2 protect的用法 The main reason was to protect their part of the country.主要的原因是为了保护他们部分领土。 Unit 7 P50【透析】(1)protect.from / against.“保护不受侵害，防御”。如：Sunglasses can protect us from the strong sunlight.太阳镜可以保护我们不受强烈阳光的照射。(2)pr

6、otection为不可数名词，意为“保护，防御”。如：The hat will give protection against the sun.帽子可以遮阳。(3)under the protection of“在的保护下”。考点3 3 include的用法 Even more serious difficulties include freezing weather conditions and heavy storms.更加严峻的困难包括极冷的天气状况和巨大的风暴。 Unit 7 P51【透析】(1)include动词，意为“包括，包含”。如：The price includes both

7、 house and furniture.这个价格包括房子和家具。(2)including是介词，意为“包含在内，包括”，经常用逗号和前面的句子隔开。如：There are 40 students in the group，including me.有四十个学生在小组里，包括我。考点4 4 weigh的用法和倍数表达法 An adult panda weighs many times more than a baby panda.成年的熊猫比熊猫宝宝重许多倍。 Unit 7 P53【透析】(1)weigh动词，意为“重量是，给称重”。名词形式为weight，常用短语：in weight“在重量

8、上”。如：The box weighs 33 kg.The box is 33 kg in weight.这个箱子33千克重。lose weight“减肥”。 如： I really want to lose weight.我真的想减肥。(2)倍数表达法A is.times larger / higher / longer / wider than B“A比B大/高/长/宽倍”。如：The cat is 3 times heavier than that one.这只猫比那只重3倍。A is.times as big / high / long / wide as B“A是B的倍大/高/长/宽

9、”。如：I am three times as old as you.I am twice older than you.我的年龄是你的三倍。Our school is four times bigger than yours.Our school is five times as big as yours.我们学校比你们学校大4倍。考点5 5 be full of 的用法 Oliver Twist is about a boy who goes out to sea and finds an island full of treasures.雾都孤儿是关于一个孩子出海发现满是金银的岛屿的故事

10、。 Unit 8 P58【透析】be full of “充满，满的”，侧重于状态。如：The classroom was full of students.教室里挤满了学生。【拓展】 fill作动词，意为“装满”，构成短语：be filled with“用装满”，侧重于动作。如：The basket is filled with apples.The basket is full of apples.篮子里装满了苹果。考点6 6 the number of 的用法 the number of.的数量 Unit 8 P63【透析】当the number of.作主语时，谓语动词要用第三人称单数形

11、式。如：The number of the visitors to Hong Kong has now increased.现在去香港旅游的人数已经增加了。【拓展】 a number of.意为“许多”，相当于many，修饰可数名词复数，作主语时，谓语动词用复数。number之前可用large，small 等修饰，以表示程度。如：A number of students are playing football on the playground.许多学生在操场上踢足球。关联语法链接 语法1：数词(数量的读法和表达方法) 见P119 语法2：形容词、副词的比较级和最高级 见P122与P125

12、语法3：现在完成时(含already和yet) 见P135考点即时运用考点即时运用1考点1The population of the town _B_about 3，000，000，and sixty percent of it _ workers.Aare；is Bis；areChas；are Dhave；is2考点2We must protect the forest from _C_down.Acutting BcutCbeing cut Dbe cutting3考点3Please _B_Tom in your group.I mean，your group should have si

13、x students，_Tom.Ainclude；included Binclude；includingCincluding；include Dincluded；including4语法32017河北中考改编Wow! You _D_ dinner already! Lets eat now.Acook Bare cookingCwill cook Dhave cooked5考点1China is a big country.More than 50% of the population _C_ farmers.Ais Bwas Care Dwere6考点5He filled the big b

14、ottle _A_water slowly.The bottle was full _water in the end.Awith；of Bof；withCin；for Dfor；of7语法2This temple is one of_D_buildings in the town.We must take action to protect it.Aold BolderColdest Dthe oldest8考点6In our city there_A_a number of cars and the number of them_growing larger and larger.Aare；is Bhave；isCis；are Dare；are9考点1_C_ the population of Beijing?The population of Beijing is mor