New words：

diet ['daiət]
n.日常饮食；规定饮食
v.节食；进行规定饮食

go/be on a diet 节食

Sample Sentences：

He is dieting.
The doctor is dieting me strictly.
He is on a diet to reduce some weight.
Patients are taught how to modify their diet.
Proper diet and exercise are both important for health.
I mustn't have too much potato because I'm now on a diet.

modify ['mɔdifai] v.修饰；修改；调整；缓和

New words：

distant ['distənt] adj. 遥远的；远处的；遥远的；远房的；久远的；不相似的

Sample Sentences：

He is my distant relative.
The sun is distant from the earth.
Lightning flashed among the distant dark clouds.
When is power going to be supplied to the distant farms?

New words：

relative ['relətiv]
n.亲属；亲戚；同类事物
adj.相比较而言的；比较的；相对的；相关联的

Sample Sentences：

The two boys are distant relatives of mine.
Let's make a relative study of the two languages.
Sometimes I needed to go help my relatives who were sick.
The teacher asked me some questions relative to my paper.
A stranger who is kind is a relative;an unkind relative is a stranger.

distant ['distənt] adj. 遥远的；远处的；遥远的；远房的；久远的；不相似的

New words：

relationship [ri'leiʃənʃip] n. 关系；联系；关联；情感关系

Sample Sentences：

The relationship between them is being improved.
There is a relationship between diet and cancer.
They aren't married, but they have a pretty close relationship.

diet ['daiət] n. 日常饮食；日常食物

New words：

relation [ri'leiʃən] n. 关联；联系；亲戚；亲属

Sample Sentences：

A relation of mine is coming to stay.
There's no relation between the two things.
I don't see any relationbetween the two problems.
We seek to improve relations between our two countries.