第29节答疑课-L3U3P1 Vocabulary

今日课程内容来自：

Level4 unit 1 part1 vocabulary landforms

重点：被动语态/定语从句

【重点句1】

Mountains are formed by forces deep within the Earth, and are made of many types of rocks.

【单词】

mountains  [ˈmaʊntns] n.山脉;山

forces  [fɔ:rsɪz] n. 力

types  ['taɪps]  n.类型

rocks  [rɑ:ks]  n.岩石，石头

【发音修炼】

formed by 失爆

deep within 失爆

【and are】 【made of 】【types of】连读

【知识点1：被动语态 be+done】

are formed 被形成

are made 被组成

be made of 由....组成

制成成品后，仍可看出原材料是什么，物理变化

The table is made of wood. 桌子是用木头制的。

be made from由....组成

原材料在制作过程中发生化学变化

The wine is made from grapes. 酒是用葡萄酿造的。

Mountains are formed by forces/ deep within the Earth,

and are made of many types of rocks.

山脉是由地球深处的力量和不同类型的岩石组成的。

【重点句子2】

Rivers are streams of water that usually begin in mountains and flow into the sea.

【单词】

river [ˈrɪvɚ] n.河流

stream [stri:m] n.河流，小河，溪

flow [floʊ]  vi. 流

【发音修炼】

streams of 连读

that t失爆

begin in连读

And 弱读

Flow (w)into 连读

Rivers are streams of water / that usually begin in mountains and flow into the sea.

河流是这样的水流，通常发源于山间，流入大海。

河水通常是始于山间流入大海的水流。

【重点句3】

Most of the world’s water is in the oceans, which are large bodies of salt water.

【单词】

oceans ['oʊʃnz] n.海洋;大海

large [lɑ:rdʒ] adj.大的;大规模的

salt [sɔlt] n.盐

【发音修炼】

Most of /Is in/which are 连读

Salt water t失爆

【句子意思】

Most of the world’s water is in the oceans, /which are large bodies of salt water.

世界上大部分的水都在海洋中，海洋是大面积的咸水。

【重点句4】

The amount of rainfall in some deserts is so low that only a few plants can survive.

【单词】

Amount [əˈmaʊnt] n.量，数量; 

Rainfall  [ˈreɪnfɔl]  n. 降雨量

Deserts [ˈdezərts]  n. 沙漠

Plants[p'lɑ:nts] n.植物

Survive  [sərˈvaɪv]  v.幸存，活下来

desert[ˈdezərt]  n.沙漠

          [dɪˈzɜ:rt]  v.抛弃，舍弃

【发音秘籍】

amount of/ that only连读

so..that..如此 以至于

【句子意思】

The amount of rainfall (in some deserts) is so low that

only a few plants can survive.

有些沙漠降雨量很低，以至于只有少数植物能存活。

【课后跟读】

1.Mountains are formed by forces deep within the Earth, and are made of manytypes of rocks.

2.Rivers are streams of water that usually begin in mountains and flow into the sea.

3.Most of the world’s water is in the oceans, which are large bodies of salt water.

4.The amount of rainfall in some deserts is so low that only a few plants can survive.