1. It is + adj. + (fo r sb. ) to do sth.
It is also very hard to take in a ir as you get near the top.
当你接近山顶时,连呼吸都会困难。
2. . . . is because...
One of the main reasons is because people want to challenge themselves in the face of difficulties. 其中的一个主要的缘由是人们想要在面临困难时挑战自己。
3. . . . show(s) that...
The spirit of these climbers shows us that weshould never give up tryin g to achieve our dreams.这些登山者的精神向我们证明:我们恒久都不应当放弃实现自己的幻想。
4. How high/ deep/. . . is ... How high is Qomolangma 珠穆朗玛峰有多高?
5. Although Japan is older than Canada,it is much smaller.
虽然日本比加拿大有更悠久的历史,但是日本比加拿大小多了。
6. sb. spend tim e/money doing sth.
Adult pandas spend more than 12 hours a day eating about 10 kilos of bamboo.
成年大熊猫一天要花12个多小时的时间吃大约10千克竹子。