一、Reading
My best friend Billy and I decided to learn English last year. We promised each other to work hard. We never failed to attend class. Billy always remembered to do his homework. I never forgot to do mine, either. Our English is pretty good now. It only proves that there's no gain without pain.
二、解析
■ My best friend Billy and I decided to learn English last year.
- 时态：一般过去时
- 主：My best friend Billy and I
- 谓：decided
- 宾：to learn English
- 时状：last year
■ We promised each other to work hard.
- 时态：一般过去时
- 主：We
- 谓：promised
- 间宾：each other
- 直宾：to work hard.
promise：vt.允诺、答应
promise + 人 + to + 动词原形：允诺某人做...
each other：彼此（指两者之间）
one another：彼此（指三者或以上）
■ We never failed to attend class.
- 时态：一般过去时
- 主：We
- 谓：never failed
- 宾：to attend class.
fail：vt.无法做到，失败
fail to + 动词原形：未能...
never fail to + 动词原形：一定会...
attend class = go to class：上课
attend school = go to school：上学
■ Billy always remembered to do his homework.
- 时态：一般过去时
- 主：Billy
- 谓：always remembered
- 宾：to do his homework.
remembered to + 动词原形：记得要...
remembered + 动名词：记得曾经...
■ I never forgot to do mine, either.
- 时态：一般过去时
- 主：I
- 状：never
- 谓：forgot
- 宾：to do mine，
- 状：either.
forget to + 动词原形：忘了要...
forget + 动名词：忘了曾经...
■ Our English is pretty good now.
- 主：Our English
- 系：is
- 表：pretty good
- 时状：now
pretty：作形容词表“美丽的”，作副词则表“颇”、“相当”，比 very 证据稍弱。
■ It only proves that there's no gain without pain.
- 主：It
- 状：only（起强调作用）
- 谓：proves
- 宾：that there's no gain without pain.（名词性从句）
- 引导词：that（可省略）
- 表：there
- 系：is
- 主：no gain
- 方状：without pain.
三、语法
不定式的用法：
动词不定式乃由虚词 to 加动词原形形成，具有名词、形容词、副词的功能。
- 名词
作主语、作宾语、置于 be 之后作表语。 - 形容词
置于被修饰的名词之后，修饰名词。 - 副词
此时动词不定式可置于完整的句子之前或之后，表示目的。