“I'm an actress. There's a small French restaurant near my apartment. It's my favorite. The service is great. The food is always cooked well and served beautifully. And the atmosphere is very romantic…”
| “I'm a high school student. I'm interested in fast food. Chicken, burgers, fish, French fries — I love it all. My mom says I should eat healthier food but it tastes so good! Also, I'm not rich and the price of fast food is just right for me.”
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“I'm a housewife. With three kids, I look for a place that has good food at a reasonable price. I look for a place that's comfortable for children and serves the food quickly. That’s why I like Sam's Chinese restaurant.”
| “I'm a doctor. I can't remember the last time I ate out… maybe that's because my wife and I really like to cook. Instead of eating out, we look through a cookbook and cook at home.”
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”的一个必要不充分条件是（ ）