内容正文:
Unit4 Section A 1a-1d知识清单 重点单词、短语、句型+同步练习
第一部分 核心知识清单
一、重点必会单词(音标+词性+释义+拓展)
1. wonder /ˈwʌndə(r)/ n. 奇观;奇迹 v. 想知道;琢磨
拓展:wonderful adj. 绝妙的;精彩的
2. desert /ˈdezət/ n. 沙漠;荒原
3. measurement /ˈmeʒəmənt/ n. 测量;数量;尺寸
拓展:measure v. 测量;估量
4. square /skweə(r)/ adj. 平方的 n. 正方形;广场
5. below /bɪˈləʊ/ prep. & adv. 在……下面;低于
反义词:above 在……上面
6. level /ˈlevl/ n. 水平;高度;标准
7. surface /ˈsɜːfɪs/ n. 表面;表层
8. deep /diːp/ adj. 深的 adv. 在深处
拓展:depth n. 深度;deeply adv. 深深地
9. high /haɪ/ adj. 高的
拓展:height n. 高度
二、重点核心短语
1. natural wonders 自然奇观
2. square kilometre 平方千米
3. sea level 海平面
4. below sea level 低于海平面
5. the surface of ……的表面
6. open one’s eyes 开阔眼界
7. in danger 处于危险之中
8. global warming 全球变暖
三、重点必考句型(背诵默写)
1. 最高级句型
— What’s the highest mountain in the world? 世界上最高的山峰是什么?
— It’s Mount Qomolangma. 是珠穆朗玛峰。
2. 度量表达句型
It’s + 数词 + 度量单位 + 形容词. (描述事物长宽高深)
It is 8,848.86 metres high. 它高8848.86米。
It is 416 metres below sea level. 它低于海平面416米。
3. 尺寸面积表达
It covers + 数词 + square kilometres. 它占地……平方千米。
4. 固定句式
Learning about natural wonders is a good way to open our eyes.
了解自然奇观是开阔眼界的好方法。
5. 宾语从句(口语高频)
I want to know how high the mountain is. 我想知道这座山有多高。
四、核心语法考点
1. 形容词最高级:the + 最高级 + 名词 + in/of 范围
the highest mountain in the world 世界最高的山
2. 度量词用法:数词+单位+形容词(high/deep/low)
3. below / above 方位介词辨析:不垂直的上下关系
第二部分 同步对点练习(基础+提升)
Ⅰ、单词拼写(根据句意及首字母/汉语提示完成单词)
1. The Great Wall is one of the greatest natural w________ in the world.
2. The Sahara is the largest d________ in the world.
3. We need correct m________ to know the size of the lake.
4. This field covers five s________ kilometres.
5. The plane is flying b________ the clouds.
6. The s________ of the water is very clean and smooth.
7. The Dead Sea is the l________ place on earth.
8. The ocean is very d________ and has many secrets.
Ⅱ、用所给词的适当形式填空
1. Nature is full of amazing ________ (wonder).
2. This is the ________ (high) mountain I have ever seen.
3. Scientists keep ________ (measure) the height of the mountain.
4. The lake’s surface ________ (be) very calm yesterday.
5. It’s ________ (amaze) to see so many natural wonders.
Ⅲ、句型转换(必考句式变形)
1. Mount Qomolangma is 8,848.86 metres high.(对划线部分提问)
________ ________ is Mount Qomolangma?
2. The Dead Sea is the lowest place on earth.(改为一般疑问句)
________ the Dead Sea the lowest place on earth?
3. Learning about nature can open our eyes.(改为同义句)
Learning about nature is a good way ________ ________ our eyes.
Ⅳ、单项选择
1. The Mariana Trench is ________ deepest place in the ocean.
A. a B. an C. the D. /
2. The temperature is 5 degrees ________ zero, so it’s very cold.
A. above B. below C. over D. under
3. The desert ________ a large area of land in Africa.
A. covers B. takes C. spends D. costs
4. This river is 2000 metres ________ and very wide.
A. tall B. high C. deep D. low
5. Many natural wonders are ________ danger because of human activities.
A. in B. on C. at D. for
第三部分 参考答案
Ⅰ、单词拼写
1. wonders 2. desert 3. measurements 4. square 5. below 6. surface 7. lowest 8. deep
Ⅱ、词形填空
1. wonders 2. highest 3. measuring
4. was 5. amazing
III、句型转换
1. How high
2. Is
3. to open
Ⅳ、单项选择
1. C
2. B
3. A
4. C
5. A
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