1 . 农场周围的风景美极了，那里的空气呼吸起来非常好。(be＋adj.＋to do)
The surrounding scenery of the farm was very wonderful, and ________.

2 . The company operates out of modern offices and expensive hotel suites to create a(n) _________ of respectability.

A．cast

B．grade

C．air

D．beat

3 . The expert recommended us ________ the room every day.

A．airing

B．should air

C．having aired

D．to air

4 . 动植物都要呼吸空气,所以我们完全可以断言月球上没有生命。
As all animals and plants ___________, we can be quite sure there is no life on the moon.

5 . 生物不仅需要水，还需要空气和阳光。(as well as) (汉译英)

6 . 这个城市的空气质量，据报道，在过去的两个月里已经提高了。(汉译英)

7 . 写出单词air在各句中的中文意思。
1. The room had an air of luxury.
2. The rooms had all been cleaned and aired.
3. The program is due to air next month.
4. They sat for more than six hours, and both sides agreed they had aired all their differences.

8 . 虽然我们明白，我们的努力立竿见影，但也不能洋洋得意。（Despite ）(汉译英)