1. 通常为不可数名词。表示泛指的食物或食bai物总体时是不可数名词，表示固体的食物时是不可数名词；如：
a shortage of food/food shortages 粮食短缺
food and drink饮食
the food industry食品工业
We are out of food. 我们食物吃完了。
Most of the time we just ate snacks and fast food.
多数时候我们只吃点心和快餐。
I can't eat all this food.
这么多菜我吃不下。
Their food is adequate. It includes meat at least every other day, vegetables and fruit
他们的伙食足够丰富了，有蔬菜、水果，而且至少每隔一天吃一次肉。
I thought the food was very tasty.
我觉得这食物很可口。
They chip in for the petrol and food
他们凑钱买汽油和食物。
I like peppery food.
我爱吃辣的。
Vegetarian restaurants and health food shops are springing up in every high street.
每条大街上都冒出很多素食餐馆和保健食品店。
I was surrounded by people begging for food
我被一群讨饭的围住了。
Many people are unaware of just how much food and drink they consume
许多人并不知道他们究竟消耗掉了多少食品和饮料。
There have been swingeing cuts on government subsidies, on housing, food and fuel.
政府已经大幅度削减了其在住房、食品和燃料方面的补贴。
These plants are used for food. 这些是食用植物。
Do you like Chinese food? 你对中国菜有兴趣吗?
Supplies of food and medicines are inadequate
食物和药品供应不足。
Good food keeps you healthy. 好的饮食使你健康。
About 90 percent of most food is water. 大部分食物中约有90%为水。
Some families stocked their cellars with food and water
有些家庭在地窖里储备了食品和水。
I rely too much on convenience food.
我太依赖方便食品了。
The food she eats nourishes both her and the baby.
她吃的食物给她和婴儿提供了营养。
Increase in population caused a shortage of food. 人口增加导致食品短缺。
Enjoy your food.
用餐愉快。
It's not like you to be off your food.
胃口不好，这可不像你了。
food for thought
引人深思的想法
Lord Fraser's speech offers much food for thought...
弗雷泽勋爵的讲演发人深省。
Developments in your career may give you food for thought.
事业上的发展可能会引发你很多的思考。
There is much food for thought in this essay.
这篇杂文中有不少发人深思的东西。
What she has said affords much food for thought.
她这话耐人寻味。
This matter gives us much food for thought.
这个问题值得我们深思。
2.若表示某种特殊种类的食物，则可用作可数名词。如：
health foods保健食品baby foods 婴儿食品
frozen foods冷冻食品
sea foods 海鲜
fried foods油炸食品
Do you like Italian food?
你喜欢意大利食物吗？
a can of dog food (= for a dog to eat)
一罐狗食
He's off his food (= he does not want to eat anything) .
他不想吃东西。
I managed to stick to the diet and keep off sweet foods
我努力做到了只吃规定饮食，不沾甜食。
Their healthy image disguises the fact that they are highly processed foods
它们看上去有益健康，实则掩盖了其为精加工食品这一事实。
We have only to read the labels to know what ingredients are in foods.
我们只要看一下标签即可知道食品的成分。
Don’t eat too many dairy foods. 不要吃太多的奶制品。
Why don’t you eat those healthful foods? 你为什么不吃那些有益于健康的食物?
Fibre is found in cereal foods, beans, fruit and vegetables.
谷类食品、豆类、水果和蔬菜中含有纤维素。
It is always important to choose enjoyable, nutritious foods
选择好吃的、营养价值高的食物总是很重要。
They eat only plant foods, and take care to exclude animal products from other areas of their lives
他们只吃素食，在生活的其他方面也注意拒绝使用动物产品。
My doctor told me to avoid fatty foods such as bacon or hamburgers. 我的医生叫我避免吃油腻的食物，如咸肉或汉堡包。
Avoid unhealthy foods such as hamburger and chips
不要吃不健康食品，如汉堡和薯条。
Common foods which cause this kind of reaction are fish, eggs, and shellfish.
引发这种不良反应的常见食物包括鱼、蛋和贝类。
It's safe to eat foods that have been irradiated to prolong their shelf life.
食用经过辐射杀菌处理、延长了保质期的食品是安全的。
Most foods that we eat are safe for birds.
我们食用的大多数食物对鸟类都无害。
Vitamins in solution are more affected than those in solid foods.
溶液里的维生素比固体食物里的维生素受到的影响更大。
Packaged foods have to show a list of ingredients.
包装食品必须列出食品成分。
Supermarkets often claim that they are responding to the wants of
consumers by providing packaged foods.
超市经常声称他们根据消费者的需要提供包装食品。
I recommend that you avoid processed foods whenever possible.
我建议你尽量不要食用加工好的食品。
They look for foods that are low in calories.
他们要找低卡路里的食物。
Like working women anywhere, Asian women are buying convenience foods.
像其他地方的职业女性一样，亚洲女性也购买方便食品。
Top supermarkets are to ban many genetically modified foods.
大品牌超市即将下架许多转基因食品。
Many people dunk their foods in coffee, tea or milk.
很多人在咖啡、茶或牛奶里蘸东西吃。
It does sometimes help to know the nutritional content of foods
知道食物所含的营养成分有时的确有帮助。
Foods are broken down in the digestive tract
食物在消化道里分解。
He may suddenly take a dislike to foods that he's previously enjoyed.
对以前爱吃的食物，他兴许突然就没了胃口。
Foods that contain only medium levels of sodium are bread, cakes, milk, butter and margarine.
含钠量仅为中等水平的食物有面包、蛋糕、牛奶、黄油和人造黄油。
《柯林斯高阶英汉双解学习词典》
He is provided with _____ . He needs
various____. A. food, food B. food, foods
应该选B.