词汇讲解：
1. desirable adj. 值得向往的;值得拥有的;令人满意的
例句：It is desirable that you should be there by two o'clock.
希望你两点钟前能到那里。
2. pregnant adj. 怀孕的, 怀胎的
例句：She is pregnant with her first child.
她怀了第一胎。
3. boom n. (商业等的)景气,繁荣;(政治形势等的)突然好转
例句：The city is having a building boom.
这个城市正在大兴土木。
4. application n. 申请, 请求, 申请表, 申请书
例句：He has filed his application.
他已经呈交了申请书。
5. exceed vt. 超过; 超越
例句：Their total grain output still exceeded that of the previous year.
他们的粮食总产量仍超过头一年。
6. capacity n. 容量, 容积
The theater has a seating capacity of 800.
这个剧场可容纳八百名观众。
7. soar vi.高飞, 翱翔；猛增；高耸, 屹立
例句：Price soared when war broke out.
战争爆发时物价飞涨。
8. ward n.病房, 病区
例句：He is in the surgical ward.
他住在外科病房。
9. pledge vt. 保证给予;许诺;发誓
例句：He pledged never to come back until he had found her.
他发誓不找到她决不回来。
10. accommodate vt. 容纳; 提供空间
例句：Are there enough shelves to accommodate all our books?
有足够的书架容纳我们所有的书吗?
