精讲课 笔记随视频锁定
冒险之旅

右侧笔记支持独立滚动。边听名师连读拆解,边对照右侧的语法事实与统计数据笔记。

In 1929, three years after his flight over the North Pole, the American explorer, R.E. Byrd, successfully flew over the South Pole for the first time.

First-time adj.初次的,第一次的 First-time can also function as an adjective, to mean a person who is doing something for the first time.
the first time 第一次 The first time is a specific time, hence the definite article. “*A first time” would imply that there are many first times.
first time 第一次 It is also possible to say my first time, although that is mostly done when there is no verb.
(time 表示“次,回”,还可以说 this time,last time,next time,another time, each time,for the last time 等)
  • I remind you for the last time that if you don’t hurry, you’ll miss the train.
  • Give him these photos next time you see him.
the North Pole 北极 the South Pole 南极
The North Pole has no land, only thick ice.
北极没有陆地,只有厚厚的冰层。
Five members of Scott's expedition made it to the South Pole.
斯科特率领的探险队的五名成员一直来到了南极。

* Though, at first, Byrd and his men were able to take a great many photographs of the mountains that lay below, they soon ran into serious trouble.

though conj.虽然…,尽管…  (引导让步状语从句)

  • Although/Though/Even though I felt sorry for him ,I was secretly pleased that he was having difficulties.虽然我为他感到惋惜,但对他的困难我却暗自高兴。
take a photograph of… 拍…的照片 take a video 拍摄视频 make a film 拍电影
He took a photograph of his house before he left home.
他离家前给他的房子拍了一张照片。
Take out your camcorder and make a video. Share it with your friends.
拿出你的录像机,拍一段录像,与你的朋友一起分享。
Edward starts to make a film.
爱德华开始拍一部电影。

run into trouble = get into trouble 遇到麻烦,陷入困境

  • Each time he ran into trouble, he asked his parents for help.
can/could 只有2个时态 be able to 可变换多时态
能力,“能够”(做某事)
could 只能表达过去有能力做 was/were able to 有能力做并成功做到了
can 可以表推测,允许 be able to 主要配合多时态的使用

* At one point, it seemed certain that their plane would crash.

at one point 在某一地方,在某一时刻(point 也指时间上的某一点)

  • At one point, he made up his mind to become a painter.他曾一度下决心要当个画家。
先行主语 关系词 主语从句
it 与 seem,appear,look 等连用 seemed certain that
不可省略
their plane would crash.
now looks certain the meeting is going to be put off.现在似乎可以肯定会议将被推迟。

主语从句 it 做为形式主语只是用于占位置,真正的主语是由 that 引出的主语从句。

含义:一个句子做主语。

位置:句首、句尾(加分、防止头重脚轻)。

写法:同宾语从句that 不做成分也不能省略,只用whether不使用if来表达是否。

常规表达(不推荐) 主语从句 §
Their plane would crash seemed certain. It seemed certain that their plane would crash.
You can't go with us is a pity.(主语长导致头重) It is a pity that you can't go with us.(it 做为形式主语让头变轻)
They will arrive here on time is uncertain. It is uncertain Whether they will arrive here on time.不能使用if来表示是否

It could only get over the mountains if it rose to 10,000 feet.  could get over 能够越过(克服)

The plane was then able to rise and it cleared the mountains by 400 feet.

by 表示“相差,以…之差”的意思

  • I missed the train by ten minutes. 我晚了 10 分钟,没赶上火车。
  • He is younger than me by two years. 他比我小两岁。
  • She is sitting by the table. 表示位置
  • He sent the message by email. 表示手段或方式
  • I will finish my work by 5pm. 表示时间
  • She is a teacher by profession. 表示身份或职业
  • I swear by my honor. 表示借助、依靠
  • The soup is sold by the liter. 表示数量或比例

Byrd now knew that he would be able to reach the South Pole which was 300 miles away, for there were no more mountains in sight.通过3个连接句讲了4件事。

第一件事 引导词 第二件事 关系词 第三件事 并列连词 第四件事
Byrd now knew that he would be able to reach the South Pole which was 300 miles away,  for there were no more mountains in sight.