3.get ahead获得成功；取得进步

4.rely on/upon 依赖，指望

5.make sure确保

6.as well也，又，还

7.keep in mind记住

8.in case以免，万一

Ⅲ.重点句式

1.There's no point (in) doing sth. 做某事是没有意义的。

There's no point reading(read) the news in English if you've already watched it in your own language.

如果你已看了母语新闻，再读英语的这则新闻就没有意义了。

2.It＋be＋done that...

It was predicted as early as the 1700s that English would one day be the global language and that has proved to be the case in the last few decades.

早在18世纪人们就预言英语有一天会成为全球性语言，而这一预言在过去的几十年中已经得到证实。

3.be of＋抽象名词

This can take the form of reading and listening materials which must be of the highest quality.

这(足够量的语言输入)可以以高质量的阅读和听力材料的形式呈现。

4.whether...or...不管......还是......

Quality input ensures quality output，whether it is speaking or writing.

不管是说还是写，高质量的输入才能确保高质量的输出。

5.不定式作目的状语

However，putting in those extra 15 minutes a day does take dedication.To stay(stay) dedicated，you need to keep in mind why you are learning English.

然而，每天坚持这额外的十五分钟的确需要专心致志。为保持这种专心致志的势头，你需要记住你为什么要学英语。

Ⅰ.课文判断正(T)误(F)

1.In the 18th century，people predicted that English would be widely used.(T)

2.While learning a foreign language，it's impossible to learn it without a native language environment.(F)

3.It's necessary for students to learn English by getting a large amount of high quality input in