1.单词：

healthy健康的,  unhealthy不健康的,  healthy food健康的食物,  

unhealthy food不健康的食物,  be good for对.....有好处,  be bad for对....有坏处.

2.句型:

I want ……….. for lunch.

我午餐想要......

………….. is/are good/bad for you.

......对你有好处/坏处。

I want some vegetables for lunch.

Vegetables are good for you.

I want some fries for lunch.

Fries are bad for you.

3.

Dialogue 1:

A：Mom, I am hungry.

妈妈，我饿了。

B:  What do you want for breakfast?

你早餐想要什么？

A:  I want ………… for breakfast.

我早餐想要......

B:  …….. is/are bad for you. Do you  want ………. for breakfast?

......对你有坏处。你早餐想要......吗？

A:  Okay. I like ………., too.

好的。我也喜欢.......

B:  ……… is/are good for you. 

......对你有好处.

4.

Dialogue 2:

A:  Mom, I am hungry.

妈妈，我饿了。

B:  What do you want for lunch?

你午餐想要什么？

A:  I want ………… for lunch.

我午餐想要......

B:  …….. is/are bad for you. Do you 

      want ………. for lunch?

......对你有坏处。你午餐想要......吗？

A:  Okay. I like ………., too.

好的。我也喜欢.......

B:  ……… is/are good for you. 

......对你有好处.