24　adequate，enough，ample，abundant，sufficient和plentiful

① adequate着重符合一个客观要求或标准，可指数量上足够，质量上适当。
The pay was adequate for me. 所得报酬够我用的。
For the use of beginners，the book is adequate. 对初学者来说，这本书够用了。
② enough是常用词，指足以满足某种目的或愿望，enough在表示数量时可同adequate和sufficient换用，但enough不表示质量。enough可用作后置定语。
They have enough/adequate computers for students to practice on. 他们有足够的计算机让学生上机训练。
There was enough/sufficient food for a month. 有够一个月用的食物。
We have got men enough. 我们有足够的人手。
③ ample指“充足而有余的”，指时间、商品等。
This leaves her ample time to prepare three meals a day. 这使她有充足的时间一天做三顿饭。
④ abundant指就某个方面来说“丰富的，丰裕的（rich in sth.）”。
They had an abundant fruit harvest last year. 他们去年水果大丰收。
The trees are abundant in fruit. 树上果实累累。
Rice is abundant in the river valleys. 河谷里盛产稻米。
⑤ sufficient指为特定目的和需要提供足够的数量（as much as one needs）。
He is earning sufficient money to support a family of five. 他的收入足以养活五口之家。
They have got sufficient food and water for an 8-day journey. 他们已准备好够8天旅行用的食物和水。
⑥ plentiful程度大于ample，当然更大于enough、adequate和sufficient。
南泥湾精神使陕北能做到ample food and clothing（丰衣足食），现在的小康生活该是plentiful food and clothing（充足的衣食）了，而正在实现abundant food and clothing（丰富的衣食）。