151.People who are well are concerned with nutrition and exercise,and they make a point of monitoring their body's condition.

英語四級譯文:
身體好的人們會關注營養和鍛煉，并且特別注意關注自己的身體狀況。

四級詞匯講解:
本句由兩個并列句組成:people are concerned with nutrition and exercise和they make a point of monitoring theix body's condition。who引導定語從句，修飾people。

本句中的be concerned with意為“關心”。如:
I am concemed only with things that I feel are important to me.我只關心我覺得對自己重要的事情。

短語make a point of意為“重視;特別注意做”。如:
She makes a point of sending a birthday present to her best friend.她特意為她最好的朋友寄去了生日禮物。

英語四級考點歸納:
concern一詞含義豐富，包括:

※ conern可以作名詞，也可以作動詞。
l)作為不可數名詞，表示“關心;關懷;焦急;憂慮”。如:
There is now considerable concern for their illness.現在，他們的疾病讓人十分憂慮。
2)作為可數名詞，表示“有關…的事;對某人來說最重要或最感興趣的事”。如:That's my concern, so I'll do as I like about it.那是我的事，所以，我想怎么做就怎么做。
What are your main concerns as a golf player?作為一名高爾夫球員，你最關心什么?
3)作為動詞，表示“關系到;使擔心”。如:
It is reported that the pop singer is concerned with selling drugs.據報道，那個流行歌手涉嫌販毒。
The boy's poor performance at school concerned his parents.這個男孩在學校表現很差，對此他父母很擔心。

※ 除了本句中提到的be concerned with之外，與concern有關的短語還有:concern oneself with/in/about sth.“忙于某事;關心某事”。如:
There's no need to concern yourself with this matter; we're dealing with it.你不用管這事，我們正在處理。
此外，還有so/as far as...be concerned“就……來說”。如:
1) So far as I am concerned, the second arrangement is more suitable.對我來說，第二種安排更適合。
2) So far as I am concerned, whatever happened in the past is over.對我來說，無論過去發生了什么事，都已經過去了。