新概念英语第二册 Lesson 59 · 语法精读与固定搭配分类
本课是一则「聪明反被聪明误」的狗故事。语言点集中在 used to do sth.、would do sth.（表过去习惯）、every time / as soon as / until 等时间状语从句，以及 so … (that) … 结果状语从句。
| 句子 | 语法点 |
|---|---|
| Our dog, Rex, used to sit outside our front gate and bark. | used to do sth. 过去常常做某事（现在已不如此）· Rex 是狗的名字（作同位语）· outside our front gate 在我们前门外 |
| Every time he wanted to come into the garden he would bark until someone opened the gate. | 时间状语从句 every time 引导（＝ whenever）· would + 动词原形（表过去习惯）· until 直到……为止 |
| 句子 | 语法点 |
|---|---|
| As the neighbours complained of the noise, my husband spent weeks training him to press his paw on the latch to let himself in. | 原因状语从句 as 引导 · complain of 抱怨 · spend time (in) doing sth. 花时间做某事 · let oneself in 自己进来 · latch 门闩（不是门锁） |
| Rex soon became an expert at opening the gate. | become an expert at doing sth. 成为做某事的专家 · soon 不久 · 这是全文的第一个笑点：狗居然学会了开门 |
| 句子 | 语法点 |
|---|---|
| However, when I was going out shopping last week, I noticed him in the garden near the gate. | however 然而（作插入语）· 时间状语从句 when 引导 · notice sb. + 地点 注意到某人在某处 |
| This time he was barking so that someone would let him out! | 目的状语从句 so that 引导 · let sb. out 把某人放出去 · this time 这一次（与上次进门的动作相对） |
| Since then, he has developed another bad habit. | 现在完成时 has developed · since then 从那时起 · develop a habit 养成一种习惯 |
| 句子 | 语法点 |
|---|---|
| As soon as he opens the gate from the outside, he comes into the garden and waits until the gate shuts. | 时间状语从句 as soon as 引导（一……就……）· from the outside 从外面 · wait until 等到……为止 |
| Then he sits and barks until someone lets him out. | then 然后 · until 直到……为止 · let sb. out 放某人出去 · 与句 6 的 would let him out 呼应 |
| After this he immediately lets himself in and begins barking again. | immediately 立刻 · let oneself in 自己进门 · begin doing sth. 开始做某事 · again 再一次，写出「循环往复」的荒唐 |
| Yesterday my husband removed the gate and Rex got so annoyed we have not seen him since. | remove 拆掉，取下 · 结果状语从句 so annoyed (that) …（that 被省略）· have not seen him since 从那以后就再没见过他 |
| 短语 | 用法与例句 |
|---|---|
| used to do sth. | 过去常常做某事：Our dog, Rex, used to sit outside our front gate and bark。 |
| complain of | 抱怨：the neighbours complained of the noise。 |
| spend time doing sth. | 花时间做某事：my husband spent weeks training him。 |
| let oneself in | 自己进来：to press his paw on the latch to let himself in。 |
| become an expert at | 成为……的专家：Rex soon became an expert at opening the gate。 |
| let sb. out | 把某人放出去：someone would let him out。 |
| develop a habit | 养成一种习惯：he has developed another bad habit。 |
| so … (that) … | 如此……以致于……：Rex got so annoyed we have not seen him since。 |