步步跟“每日一讲” 针对新概念、中考的课文进行重点剖析，针对听力、词汇、语法进行梳理和讲解，讲堂每天都会和大家在一起分享英语知识哟，大家不见不散~
1.重点单词讲解
重点单词：helicopter、rescue、scence、signal、stamp、survivor、thick
2.重要词汇思维导图
Snow lay thick on the ground.
She stamped out the letters 'SOS' in the snow.
Fortunately, a pilot saw the signal and sent a message by radio to the nearest town.
It was not long before a helicopter arrived on the scene to rescue the survivors of the plane crash.
It was not long before a helicopter arrived on the scene to rescue the survivors of the plane crash.
It was not long before a helicopter arrived on the scene to rescue the survivors of the plane crash.
It was not long before a helicopter arrived on the scene to rescue thesurvivors of the plane crash.
3.课文重要语句讲解
1、When a light passenger plane flew off course some time ago, it crashed in the mountains and its pilot was killed.
off course 脱离轨道
fly off course 飞行偏离航线
kill v. 杀（仅表示死了，不一定是人为的杀死,有可能是火灾等）
Ten persons injured.（受伤）
murder v. 谋杀（故意杀死）
2、It was the middle of winter.
middle of winter 隆冬
middle of summer 盛夏
3、Snow lay thick on the ground.
lay 是系动词,thick是形容词作表语，表示主语的状态或性质。
The old man lies ill and neglected in bed.
老人卧病在床，无人照管。
4、The woman knew that the nearest village was miles away.
miles away 几英里之外（距离的表达方式）
5、When it grew dark, she turned a suitcase into a bed and put the children inside it, covering them with all the clothes she could find.
turn…into… = change sth. into … 把……变成……
6、The woman kept as near as she could to the children and even tried to get into the case herself, but it was too small.
as…as sb. can/could = as…as possible 尽可能的……
He got through as much food as he could and set out.
他吃饱了，就出发了。
near to = close to
7、Early next morning, she heard planes passing overhead and wondered how she could send a signal.
hear sb. doing sth. 听见某人正在做某事
overhead adv. 从头顶
wonder = want to know
8、Then she had an idea. She stamped out the letters 'SOS' in the snow.
stamp out 踩出
out在这里为副词，表示“出现，显露”等
He wrote out a long list of all the foods which were forbidden.
他写了一长串禁止食用的食物。
SOS = Save Our Souls 国际通用的呼救信号
in the snow 在雪地上
9、Fortunately, a pilot saw the signal and sent a message by radio to the nearest town.
by radio 通过广播
10、It was not long before a helicopter arrived on the scene to rescue the survivors of the plane crash.
long before = long long ago 很久以前
It was not long before + 从句 不久就……（指过去）
It was not long before I finished my homework.
不久我就完成了家庭作业。
It will not be long before… 不久就……（将来可能发生的事）
before long 不久以后（一般将来时,从现在算不久以后会怎么样）
Before long, he will go abroad.
不久，他将出国。
shortly before ……之前不久
shortly after ……之后立即
on the scene 在现场（固定短语）
4.优选试题
一、填空题
1. Emergency help was given to ___(幸存者) of the earthquake.
2. She ___ (跺) on the insect and killed it.
3. She shuttled the passengers to the city centre by ___(直升机).
4. They are performing an attempt of a ___(救援).
5. The police soon arrived at the ___(现场) of the accident.
6. When I give the ___(信号),leave the building,please.
二、选择题
1. He still speaks with a ___ Israeli accent which friends say partly explains his shyness.
A. thick B. thicken C. thicket D. thickty
2. A ___ may be given ___ means of flags,lights,and guns.
A. sign;by B. sign;in C. signal;by D. signal;in
3. The beautiful ___ brought me back to the days ___ i spent in the countryside with the lovely children.
A. signal;when B. scene;that C.message;when D. idea;while
4. The police arrived ___ two minutes after he dialed '911'.
A. at the scenery B. on the place C. on the scene D. the scene
5. On hearing the news of the accident in the local mine, she ___pale.
A. got B. changed C. went D. appeared
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