He dedicated most of his time to charity work.
他大部分时间都致力于慈善工作。
----------------------------------------------------------------------
dedicate表示把时间或精力等用在...，用在哪方面就用介词to。 dedicate的名词是 dedication,表示对某事的热诚和献身。
例：
Her dedication to education.她对教育的热诚付出。
He dedicated his life to science.他献身于科学。
I have little confidence in what he tells us
我不相信他告诉我们的话。
----------------------------------------------------------------------
今天的几个句子都是表达不信任的：1. You can't be serious. 2. It's in incredible. 3. Are you kidding me?4. You must be joking. 如果觉得别人是在开玩笑，老美也喜欢说“really？”但这个词有两种读法，如果really的尾音上扬，表示怀疑。如果尾音下沉，则表示惊讶，但已不怀疑。
Confidence in yourself is the first step on the road to success.
自信是走向成功的第一步。
Smooth runs the water where the brook is deep.
——Shakespeare
静水流深。
——莎士比亚
study hard!
I wonder if you could do me a favor?
不知你能否帮我一个忙？
----------------------------------------------------------------------
今天的几个句子都是提出请求的：1.You don't have a pen, do you? 请问你有笔吗？2. Could you lend me a pen, please? 3. Sure, there you go. 当然，拿去吧。 4. I'm sorry, I don't have any actually. 在西方文化中，一般人都会主动与陌生人交谈或伸出援助之手。所以主动帮人开门、提东西是很普通的事情。
He who never was sick dies the first.
小病不生，一病致命。
Word is a shadow of deed.
Demokritos
语言是行为的影子。
德谟克利特
I really desire to get a pay rise
我很想得到加薪。
----------------------------------------------------------------------
今天的几个句子都是表达愿望的：1. I'd like to have look at it. 2. I want to have a ride with her. 3. I'm dying for it. 我很想要这件东西。Be dying for:渴望...4.If only I could get a pen like that. If only: 要是….就好了。
One cannot put back the clock
光阴一去不复返
