put all that work into.(2013·广东·阅读理解B)

　　始终如一的努力工作虽然不能保证你获得你期望的那么大的成功，但它能保证你精通于你所从事的为之付出心血的事情。

　　(1)guarantee to do sth/that...

　　保证/担保做某事；确保......

　　guarantee sb sth　保证某人某事

　　be guaranteed to do sth 肯定会做某事

　　(2)give sb a guarantee (that)．.. 向某人保证......

　　under guarantee 在保修期内

　　①If you yell at him, he's guaranteed to do the opposite of what you want.

　　如果你向他大喊大叫，他肯定会跟你对着干。

　　②Can you give me a guarantee that the work will be finished on time?

　　你能向我保证工作会按时完成吗？

　　③The LCD television doesn't work；it's still ________.这台液晶电视坏了，它仍在保修期内。

　　答案　③under guarantee

　　语境巧记

　　The computer is guaranteed for a year. That is to say, it has a year's guarantee, so it is still under guarantee now.这台电脑保质期一年，也就是说，它有一年的保质期，因此现在还在保修期内。

　　declare v．宣告，宣布，宣称；声明

　　[经典例句]Some scientists declare that most of our fatigue comes from our mental and emotional(情感的)attitudes.(2013·辽宁·阅读理解C)

　　一些科学家宣称我们的大部分疲劳来自我们的精神和情感态度。

　　declare sb/sth to be　　　　宣布某人或某事......

　　declare for/against 表示赞成/反对......

　　declare war (on/against) (向......)宣战

　　declare sth open/closed 宣布......开始/结束

①The accused man was declared(to be) innocent by the court.法庭宣布被告无罪。