新概念英语第二册第55课课件

2. A new machine called‘The Revealer’has been invented and it has been used to detect gold which has been buried in the ground.
n. +called 被称之为……的…… be used to do sth. 被用来做某事 used to do 过去常常做某事
★
treasure
n. 财宝 (为总称, 没有复数)
treasure island 《金银岛》
jewel /dʒu:əl/ n. 宝石 珠宝, (可数) jewelry n. 珠宝, 珠宝类 珠宝(总称, 不可数)
I have some jewels. = I have some jewelry.
表示过去习惯性动作：used to 与 would
would不可用于一个故事或叙述开始，used to 可用 于开始，然后在用would来描述习惯性动作。
在强调与现在的对比时，用used to 合适. uesd to 表示 过去的状态和情况，would 只表示过去的习惯和行为。 would 常和often , always, sometimes等时间频度副词 及具体时间连用，而used to 则不必。
entrance of/to… ……的入口 entrance of the park = entrance to the park 公 园的入口
thoroughly adv. 彻底地
completely/thoroughly/totally thorough adj 彻底的; 完全的; 细致的; 深入的 They searched the whole cave thoroughly. 他们把整个洞彻底地搜寻了一遍。
1. Dreams of finding lost treasure almost came true recently.
★dream n. 梦；v. 做梦 ① n. 梦想 dreams come true 梦想成真 dreams ended 梦想破灭了, 梦断了 ②做梦 dream of doing sth Dream of flying in the sky comes true. come true 变成现实，（预言、期望等）成为事实， （愿意）实现 His dream to travel around the world at last came true.
.5.Very
excited, the party dug a hole two feet deep. They finally found a small gold coin which was almost worthless.
Very excited, … 形容词短语做状语（位 于句首，多用于说明原因或说明动作发生 时主语的状态） two feet deep“数词+量词+形容词” 可以做定语； 也可以做表语 I am five years old. The street is five meters wide. long/wide/high/deep，人有多高用“tall”
detector n. 探测器
pirate n. 海盗， 盗印者, 盗版者 a pirate ship/ flag 海盗船/ 旗帜
vt. 盗印, 盗版, 掠夺, 翻印
arm
v. 武装
① n. 手臂；武器
hold one's arm搀着某人的胳膊
② v. 武装 be armed with … 用……来武装
Exercise
used to 1. He ____________ smoke a lot , but now he has
give up .
2. The pirates ____________ often bury gold here . would
3. The river ______________ be clean . used to
diamond /daiəmənd/ n. 钻石(可数）
revealer
reveal
n. 探测器
v. 揭示
The doctor did not reveal the truth to him.
invent
invention
v. 发明
n. 发明
inventor
n. 发明家
detect
v. 探测
detective n. 侦探
7. In spite of this, many people are confident that‘The Revealer’may reveal something of value fairly soon.
in spite of / though / even if 尽管 something of value= something valuable有价值的东西 of表示其所修饰的名词具有某种性质、状况。 of value＝valuable 有价值的 形容词要放在不定代词的后边 something important =something of importance
★confident n. 有信心的
confidence n. 信心
be confident of doing sth. 有信心做某事 I am confident of studying English well. be confident that +从句 有信心做……
She is confident that she will win the race .
6. The party then searched the whole cave thoroughly but did not find anything except an empty tin trunk.
but 与 although/though,不连用 so 与because 也不连用 eccept 与 besides, except for eg. All of us will go except Tom. eg. All of us will go besides Tom. eg. The composition is good except for some gramma mistakes. except表示“除了…没有”，强调所排除的“不包括在内 besides表示“除了…还有”，强调所排除的“包括在内” except for表示“除…之外 ”后接的词同句子中的整体词 不是同类的，指从整体中除去一个细节，一个方面。
be used to doing sth 习惯于做某事
in the ground (更习惯于用“under the ground” )
3. The machine was used in a cave near the seashore where----it is said----pirates used to hide gold.
it is said 是插入语，当“据说”讲。
where = in which翻译时译为“在那儿”，修饰
cave；是一个地点状语从句
This is the river where I swim.
4.The pirates would often bury gold in the cave and then fail to collect it. would表示过去的习惯性动作, 它后面跟动词原形（bury 和fail）。 fail to do sth. 未能、不能、忘记做某事项（fail 后面接 动词不定式表示否定） He failed to see the reason why they sent him away. collect的含义之一为“（去）取，接” Don’t fail to collect me before you go to the party.
Lesson 55 Not a gold mine
并非h. be made of gold ……由金子做成的 gold watch；gold ring； ★ golden adj. 金色的, 宝贵的 golden sun 金色的太阳 golden fish 金鱼 golden opportunity 宝贵的机会 (opportunity n. 机会, 时机) eg. I am glad to have the golden opportunity to study with you. Silence is golden. 沉默是金
The youth should be armed with knowledge.
★soil n. 泥土
soil n. 土壤 (能生长植物的地方) earth n. 地球，大地（相对于天空而言） ground. 地面 land 陆地（与江河湖海相对） field 田地，田野
entrance
n. 入口
4. When I was a boy ,we ______________ spent used to
our holidays on a farm ,we _______________ would would get up at 5 and we __________ help milk the cows .