我们刚要出发就开始下雨了。

　He was on the point of going to bed when someone knocked at the door.

　他刚要去睡觉就有人敲门。

5. In theory, the road can only be used by traffic going uphill from 8 in the morning, and by traffic coming downhill from 3 in the afternoon. But in practice, few drivers respect the rules.按道理，这条路上，只准许早晨８点以后车辆向山上行驶及下午３点以后车辆向山下行驶。但实际上几乎没有司机遵守这些规则。

　(1) in theory 理论上

In theory everyone should pay the new tax. 理论上讲每个人都应该缴纳新税。

　(2) in practice 实际上；勤于练习

The plan worked well in practice.这个计划很行得通。

You should keep yourself in practice.你应该经常练习。

In theory , ... But in practice, ... 理论上，......。但实际上，......。

Eg In theory, it's a good idea. But in practice, it's not very practical.

Paragraph 2.

1. thanks to 幸亏，由于，后接一种成功的、好的结果

☆相关词组：

(1) owing to

① 由于

Eg .All this was owing to ill health. 这全是由于健康不好的关系所致

②〔作前置词用〕因为

Eg. Owing to the drought, crops are short. 因为天旱收成不好。

(2) because of因为，由于

Eg. The game was called off because of rain. 比赛因雨停止。

(3) be due to

①由于

Eg. The delay is due to the shortage of hands. 事情耽搁下来是由于人手不足

②应给，应归(只作表语，一般不放于句首)

Eg. The credit is due to you. 荣誉[功劳]应该归你)。

2. 为某物品付某人钱

pay sb. some money

pay sb. for sth.

pay some money for sth.

pay sb. some money for sth.

3. Every morning he climbs up to the bend with a large circular board in his hand.每天早晨，他手里拿着一个巨大的圆形木板爬到弯道处。（P13）

句中with a large circular board in his hand 为with复合结构，作伴随状语。

The teacher came into the classroom with a book in his hand.老师手里拿一本书进入教室。

with 复合结构在句中可作状语和定语。with 复合结构的常见形式有：

with+宾语+ adj./adv./n.

done/doing/to do

介词短语

With production up by 60%,the company has had another excellent year. 产品增长