新概念英语第二册 Lesson 94 · 语法精读与固定搭配分类
本课是一则关于儿童游泳训练的报道。语言点集中在 被动语态（be instructed in / are lined up / are hung）、so … that … 结果状语从句（so accustomed to swimming that …）、before / until 引导的时间状语从句，以及 become expert at、be accustomed to、compete against 等固定表达。
| 句子 | 语法点 |
|---|---|
| Experiments have proved that children can be instructed in swimming at a very early age. | 宾语从句 that 引导作 proved 的宾语 · 被动语态 can be instructed in swimming · instruct sb. in sth. 在某方面指导某人 · at a very early age 在很小的年纪 |
| At a special swimming pool in Los Angeles, children become expert at holding their breath under water even before they can walk. | become expert at 变得精通于……· hold one’s breath 屏住呼吸 · under water 在水下 · 时间状语从句 before 引导 · even 加强语气，强调「甚至还在会走路之前」 |
| 句子 | 语法点 |
|---|---|
| Babies of two months old do not appear to be reluctant to enter the water. | babies of two months old 两个月的婴儿（of + 年龄作定语）· appear to be reluctant to do sth. 似乎不愿做某事 · enter the water 下水 · 用否定式「似乎并不怕」描写婴儿的天然水性 |
| It is not long before they are so accustomed to swimming that they can pick up weights from the floor of the pool. | it is not long before … 不久就……· be accustomed to (doing) sth. 习惯于……（to 是介词）· so … that … 如此……以致于……· pick up 捡起 · the floor of the pool 池底 |
| 句子 | 语法点 |
|---|---|
| A game that is very popular with these young swimmers is the underwater tricycle race. | 定语从句 that 引导修饰 a game · be popular with sb. 受某人欢迎 · the underwater tricycle race 水下三轮车比赛 · 主句主语被定语从句拉长，谓语 is 仍与 a game 保持一致 |
| Tricycles are lined up on the floor of the pool seven feet under water. | 被动语态 are lined up 被排成一行 · seven feet under water 在七英尺深的水下（数字作状语） |
| The children compete against each other to reach the other end of the pool. | compete against each other 互相竞争 · to reach the other end of the pool 不定式表目的 · the other end 另一端 |
| Many pedal their tricycles, but most of them prefer to push or drag them. | pedal one's tricycle 蹬三轮车 · most of them 他们中的大多数 · prefer to do sth. 宁愿做某事 · push or drag 推或拉 · 用 but 对比两种做法，画面感很强 |
| Some children can cover the whole length of the pool without coming up for breath even once. | cover the whole length of the pool 游完全程 · without + 动名词 没有做某事 · come up for breath 浮出水面换气 · even once 即使一次（加强否定） |
| 句子 | 语法点 |
|---|---|
| Whether they will ever become future Olympic champions, only time will tell. | 主语从句 whether 引导，置于句首 · future Olympic champions 未来的奥运冠军 · only time will tell 只有时间才能作出回答（tell 作「说明、断定」讲） |
| Meanwhile, they should encourage those among us who cannot swim five yards before they are gasping for air. | meanwhile 与此同时 · encourage sb. 鼓励某人 · those among us 我们当中的人 · 定语从句 who 引导修饰 those · five yards 五码 · 时间状语从句 before 引导 · gasp for air 大口喘气 · 结尾以自嘲收束，与「未来的冠军」形成有趣对照 |
| 短语 | 用法与例句 |
|---|---|
| be instructed in | 在某方面受到指导：children can be instructed in swimming。 |
| at a very early age | 在很小的年纪：at a very early age。 |
| become expert at | 变得精通于……：children become expert at holding their breath。 |
| hold one's breath | 屏住呼吸：holding their breath under water。 |
| be reluctant to do sth. | 不愿做某事：do not appear to be reluctant to enter the water。 |
| it is not long before … | 不久就……：It is not long before they are so accustomed …。 |
| be accustomed to (doing) sth. | 习惯于……：they are so accustomed to swimming that …。 |
| be popular with | 受……欢迎：A game that is very popular with these young swimmers。 |
| be lined up | 被排成一行：Tricycles are lined up on the floor of the pool。 |
| compete against | 与……竞争：The children compete against each other。 |
| come up for breath | 浮出水面换气：without coming up for breath even once。 |
| gasp for air | 大口喘气：before they are gasping for air。 |