deserve
vt.
应受,应得,值得
He deserves a reward for his efforts.
他积极努力,值得奖赏.
reserve
vt.
保留[储备]某物
We'll reserve the ticket for you till tomorrow noon.
票为您保留到明天中午.
serve
vt.& vi.
(为…)服务; 任(职)
The manager of the restaurant has trained the waitress to serve correctly at table.
饭馆的经理训练过那位女服务员如何正确地招待顾客.
sever
vt.
切断; 断绝
We have severed diplomatic relations with that country.
我们与那个国家断绝了外交关系.
severe
adj.
严重的,剧烈的
There is a severe shortage of fuel.
燃料严重短缺.