一全文逐句语法解读
本课是「丢钱又失而复得」的小故事。语言点集中在 过去完成时 had just lost、could do nothing 这类否定表达、complain about 与 be interrupted by 的被动结构，以及名词所有格与 £50 这类金额的读法。
¶ 1 · 钱不见了（句 1-3）
| 句子 | 语法点 |
|---|
| I entered the hotel manager's office and sat down. | 名词所有格 the hotel manager's office · enter 后面直接接宾语，不加 into |
| I had just lost £50 and I felt very upset. | 过去完成时 had just lost 表示「刚刚丢了」，先于 felt · upset 在此是形容词「心烦的」 |
| 'I left the money in my room,' I said, 'and it's not there now.' | 直接引语被插入语分成两半 · it's not there now 用一般现在时描述当前状态 |
¶ 2 · 经理的反应（句 4-6）
| 句子 | 语法点 |
|---|
| The manager was sympathetic, but he could do nothing. | could do nothing ＝ 无能为力 · but 表转折 |
| 'Everyone's losing money these days,' he said. | 现在进行时表示现阶段一直在发生的事情，含不满语气 |
| He started to complain about this wicked world but was interrupted by a knock at the door. | complain about sth. 抱怨某事 · was interrupted 是被动语态 · a knock at the door 敲门声 |
¶ 3 · 失而复得（句 7-10）
| 句子 | 语法点 |
|---|
| A girl came in and put an envelope on his desk. It contained £50. | put sth. on 把某物放在……上 · contain 表示「里面装有」 |
| 'I found this outside this gentleman's room,' she said. | outside + 名词所有格，表示「在……外面」 |
| 'Well,' I said to the manager, 'there is still some honesty in this world!' | still 表示「毕竟还……」· honesty 是 honest 的名词形式 |
二固定搭配与重点词组
| 短语 | 用法与例句 |
|---|
| be upset | 心烦意乱，不安。 |
| could do nothing | 无能为力：he could do nothing。 |
| complain about sth. | 抱怨某事。 |
| a knock at the door | 一阵敲门声；介词用 at。 |
| there is still some honesty | 毕竟还有几分诚实。 |
三语法核心总结
过去完成时
had (just) lost：表示先发生的动作
被动语态
was interrupted by … 被……打断
现在进行时
Everyone's losing money 表示阶段性的持续现象
名词所有格
the manager's office · this gentleman's room
- upset 在这里是形容词：I felt very upset.（✓）不能说 I felt very upsetted。它作动词时三态同形：upset / upset / upset。
- contain 与 include：contain 强调「里面装着（全部）」，include 强调「包括（一部分）」，信封里装着 50 英镑用 contained。
- £50 读作 fifty pounds：pound 是英镑；要说「50 英镑的钱」时用复数形式。