A. 根据语境填写单词。
1. I need to buy some green , a seed that comes from a climbing plant and is cooked as food, to make a healthy soup for dinner.
2. Please don't add too much to the cake, or it will be too sweet.
3. My mum asks me to buy different kinds of such as apples and oranges from the market.
4. The farm raises many to get fresh eggs every morning.
5. It's important to eat plenty of like tomatoes and carrots to stay healthy.

1. beans
2. sugar
3. fruits
4. hens
5. vegetables

1. 根据空后给出的释义“来自攀缘植物、可烹煮食用的种子”，结合前面的green提示，这里指青豆，some后接可数名词复数，填beans。
2. 根据后半句“否则蛋糕会太甜”的语境，可知这里指不要添加太多糖，sugar是不可数名词，符合too much修饰不可数名词的用法。
3. 根据空后列举的苹果、橙子，可知这些都属于水果，different kinds of后接可数名词复数，填fruits表示不同种类的水果。
4. 根据后半句“每天获取新鲜鸡蛋”的语境，可知农场饲养的是母鸡，many后接可数名词复数，hen的复数形式为hens。
5. 根据空后列举的西红柿、胡萝卜，可知这些都属于蔬菜，plenty of后接可数名词复数，填vegetables。

B. 健康午餐搭配挑战。
从所学的食物词汇中，挑选你喜欢的食材，搭配一份健康又美味的午餐，完成表格。
Healthy Lunch
Three favourite foods you choose. | I like to eat 1. , and .
Are they healthy? | —2. is/are healthy/unhealthy because it .
—3. is/are healthy/unhealthy because it .
—4. is/are healthy/unhealthy because it .
续表
Healthy Lunch
Your healthy lunch combo(搭配) | My healthy lunch is 5. , and .
Why is this combo healthy? | It is healthy because 6. .
A fun slogan for your lunch. | 7. .

1. tomatoes; beef; rice
2. Tomatoes; are healthy; has many vitamins
3. Beef; is healthy; can help us stay strong
4. Rice; is healthy; gives us enough energy
5. rice; beef; tomatoes
6. the food has balanced nutrition and all of them are good for our health
7. Healthy lunch makes me full of power!
（以上答案仅供参考，符合题意、词汇语法正确即可）

本题为开放性实践类题目，结合七年级已学的食物相关词汇，挑选合理的健康食材完成午餐搭配即可，答案不唯一，以下给出符合课标要求的参考示例。