新概念二册Lesson7Toolate为时太晚(4种过去时态+宾语从句+when/while)

Did the detectives save the diamonds?
　　The plane was late and detectives were waiting at the airport all morning.
　　飞机误点了&＃xff0c;侦探们在机场等了整整一上午。

They were expecting a valuable parcel of diamonds from South Africa.
　　他们正期待从南非来的一个装着钻石的贵重包裹。

A few hours earlier, someone had told the police that thieves would try to steal the diamonds.
　　数小时以前&＃xff0c;有人向警方报告&＃xff0c;说有人企图偷走这些钻石。

When the plane arrived, some of the detectives were waiting inside the main building while others were waiting on the airfield.
　　当 飞机到达时&＃xff0c;一些侦探等候在主楼内&＃xff0c;另一些侦探则守候在停机坪上。

Two men took the parcel off the plane and carried it into the Customs House.
　　有两个人把包裹拿下飞机&＃xff0c;进了海关。

While two detectives were keeping guard at the door, two others opened the parcel.
　　这时两个侦探把住门口&＃xff0c;另外两个侦探打开了包裹。

To their surprise, the precious parcel was full of stones and sand!
　　令他们吃惊的是&＃xff0c;那珍贵的包裹里面装的全是石头和沙子&＃xff01;

2.1. detective [dɪˈtektɪv] n. 侦探

detect v. 探测

2.2 airport [ˈeəpɔ:t] n.机场

2.3 expect [ɪkˈspekt] v 期待&＃xff0c;等待

2.4 valuable [ˈvæljuəbl] adj. 贵重的

able/ous是一个形容词后缀
value n. 价值 value &＃43; able

valueable 金钱方便的贵重的。

2.5 precious [ˈpreʃəs] adj. 珍贵的 &＃xff08;精神珍贵的&＃xff09;

2.6 parcel [ˈpɑ:sl] n.包裹

2.7 diamond [ˈdaɪəmənd n. 砖石

2.8 steal [sti:l] (stole [stəʊl] ,stolen [ˈstəʊlən] ) v.偷

2.9 main [meɪn] adj. 主要的

the main building 主楼
the main streets 主要的街道
the side streets 辅助的街道
the main mirror 主镜
the main idea 主要内容

2.10 airfield [ˈeəfi:ld] n .飞机起落的场地(飞起场)

2.11 guard [gɑ:d] n. 警戒&＃xff0c;守卫

keep guard 保持警戒

2.12 stone [stəʊn] n. 石头 (可数名词)

2.13 sand [sænd] n 沙子 (不可数名词)

3.1 一般过去时

1&＃xff09;用法&＃xff1a;表示发生在过去的事。
2&＃xff09;结构 &＃xff1a; 主语 &＃43; was/were 或者 主语 &＃43; did

3.2 过去进行时

1 形式&＃xff1a; was/were &＃43; doing
2 用法&＃xff1a;过去某一个时刻或者某个时段发生的动作.
She was reading a book at 11:00 last night.
They were having a date from 7:00 - 9:00 yesterday.
3 疑问句
was /were &＃43;主语 &＃43; doing ?
4 否定
主语 &＃43; was/were &＃43; not &＃43; doing
5 补充&＃xff1a;
发生在过去的2件事情&＃xff0c;一件事情持续进行&＃xff0c;一件事情突然打断.
过去进行时表示持续的动作&＃xff0c;另外的一件事情突然打断。这种可以进行时描述故事的场景。
While you were sleeping ,a thief sneaked in. &＃xff08;当我正在睡觉的时候&＃xff0c;一个小偷进来了&＃xff09;

3.3 过去完成时

1 形式&＃xff1a;had done
2 用法&＃xff1a;过去的之前。&＃xff08;站在过去的角度回头看过去的事。不管全部完成&＃xff0c;还是部分完成&＃xff09;
Before 8:00 yesterday,she had finished her homework.
When he got there,she had left.She was not there.
3 疑问
had &＃43; 主语 &＃43;done
4 否定
主语 &＃43; had not done
5 补充
a) 过去完成时/现在完成时
相同点&＃xff1a;都是完成时。看待问题的角度是一样的&＃xff0c;站在某个一点回头看之前
不同点&＃xff1a;所处的时间点不同&＃xff0c;一个是现在&＃xff0c;一个是过去。
1 It is 10:00,I have wait for 2 hours.
2 It was 10:00, I had wait for 2 hours.
b&＃xff09;过去完成时/一般过去时
相同点&＃xff1a;时间都是过去
区别&＃xff1a;一般现在时表示发生在过去的事情。过去完成时表示过去的之前发生的事情。
3&＃xff09;通过2种不同的时态来区分过去2个动作的先后顺序。如果都用一般过去式&＃xff0c;
不能区分动作的先后顺序。
He had opened the classroom,then he opened the book.

3.4 过去将来时

一般将来时&＃xff1a;will &＃43; v / be going to v 现在的将来。
过去将来时&＃xff1a;
1 形式&＃xff1a; would do
was/were going to do
2 用法&＃xff1a;过去的将来。&＃xff08;过去的之后发送的事情&＃xff09;
He said that he would go abroad next year.&＃xff08;他过去说他明年将要出国&＃xff09;

3.5 宾语从句

1 &＃xff09;宾语从句&＃xff1a;一个句子做宾语&＃xff0c;叫宾语从句。
2 &＃xff09; 写法&＃xff1a;
1 陈述句如何变宾语从句
You are right.陈述句
I think (that) you are right. (that不做成分&＃xff0c;只为了分隔主句和从句成分分隔&＃xff0c;可以不加)

that&＃xff1a;建议加上。1&＃xff09;加上可以&＃xff0c;清晰的分隔主从句。2&＃xff09;有主&＃xff0c;宾&＃xff0c;表&＃xff0c;同都有that.

3.6 when/while

while :只能接延续性动词&＃xff0c;常常用进行时态。比如饭可一直吃。等可以一直等。睡觉持续进行。
while others were waiting on the airfield. 等待持续进行。&＃xff08;可以换成when&＃xff09;
While you were sleeping,a thief sneaked in. 睡觉可以持续进行。&＃xff08;可以换成when&＃xff09;
When a thief sneaked in,you were sleeping.(这里只能用when&＃xff0c;不能用while&＃xff0c;进入不持续)
When&＃xff1a;接什么动词都可以。延续或者非延续。

1 detectives were waiting at the airport all morning&＃xff0c;侦探们在机场等了整整一上午。句中的动词时态是过去迸行时。过去进行时常用来表示过去某时正在进行的情况或动作。本课课文中有4个句子使用了过去进行时。参看第1册第117-119等课中的例句。

2 keep guard&＃xff0c;守卫。保持守卫。

3 to their surprise&＃xff0c;使他们吃惊的是。

4 at &＃43; 地点 。想表示在某个地点。
at the airport.
at the station.

5 try to do sth.努力/尽力/拼命做某事。非常强的决心表示拼劲全力做某事。
6 try doing sth.尝试做某事。决心不是特别强做某事。
7 tell sb. sth. 主谓双宾结构。告诉某个某事。
8 take off 一拿一脱离。&＃xff08;根据不同的上下文&＃xff0c;翻译不同的含义&＃xff09;。词本无意&＃xff0c;意由境生。
He took off his coat.衣服&＃xff08;一拿一脱离&＃xff09;&＃xff0c;衣服脱掉。
The plane will take off.飞机&＃xff08;一拿一脱离&＃xff09;&＃xff0c;飞机起飞。
9 be full of 充满了…