雅思听力：数字专项训练-剑9-T3-S4~年轻，就是最好的资本

剑9 - TEST 3 - SECTION 4

大家听录音第一遍，把听到的数字写下来，只写数字，不要中途停下来重新播放。

听第二遍，争取把意思都听懂，不要中途停下来重新播放。

不行就听第三遍、第四遍、第五遍，不要中途停下来重新播放。...

p.s. 如果文章的连贯性太强，单独听一个句子无法理解，就把整个录音听一遍理解上下文后再练习。

全部听完再看下面的文本对答案哦。

独立数字训练

1. two storeys

2. double layer

3. 70 tons

句子数字训练 

1.

It was a design for a sort of underground house, and it was built into the earth itself, with two storeys.

2.

The north, east and west sides were set in the earth, and only the sloping, south-facing side was exposed to light. That was made of a double layer of very strong glass.

3.

In total, the house construction has released 70 tons of carbon dioxide into the air.