With purple baskets in hand, shoppers can consider their romantic options while they pick out their groceries. When they are ready to pay, they can go to the checkout line for singles who want to chat.

　　Most of the people who look for love in the supermarket are skeptical of Internet dating. They know that it is easy to beautify one's appearance or to lie about one's age over the Internet. The supermarket, on the other hand, is considered a safe and casual environment in which to meet a potential match. In addition, what one finds in another's grocery basket can say a thing or two about that person's character or intentions. Buying pet food can be a man's way of showing a potential match that he has a sensitive side. Women who fill their baskets with low-fat food show their healthy style of living. These days it's possible to find much more than food at a grocery store.

28. What do many single people in Pairs complain about?

　A. The items on their grocery list. 　B. The inconvenience in shopping. 　C. The idea of supermarket dating. 　D. The difficulty in meeting people. 29. Which of the following can be inferred in the second paragraph?

　A. The dating supermarket is located in Paris. 　B. The dating supermarket is open only on Thursday evenings. 　C. People looking for love must get a basket of a particular color. 　D. The dating supermarket has very good business. 30. How do love shoppers meet one another?

　A. They go through a special checkout. 　B. They schedule their meeting in advance. 　C. They pick out their groceries with great care. 　D. They dial the phone numbers on their shopping items. 31. Why do the people prefer the supermarket dating to Internet dating?

　A. The supermarket dating is more casual. 　B. The supermarket dating is less expensive. 　C. The supermarket dating can be trusted more. 　D. The supermarket dating is more convenient.

　　For many parents, raising a teenager is like fighting a long war, but years go by without any clear winner. Like a border conflict between neighboring countries, the parent-teen war is about boundaries: Where is the line between what I control and what you do?

　　Both sides want peace, but neither feels it has any power to stop the conflict. In part, this is because neither is willing to admit any responsibility for starting it. From the parents' point of view, the only cause of their fight is their adolescents' complete unreasonableness. And of course, the teens see it in exactly the same way, except oppositely. Both feel trapped.

In this article, I'll describe three no-win situations that commonly arise between teens and parents and then suggest some ways out of the trap. The first no-win situation is quarrels over unimportant things. Examples include the color of the teen's hair, the cleanliness of the bedroom, the preferred style of clothing, the child's failure to eat a good breakfast before school or his