Problem: Given the question: Write a multi-choice question for the following article, with the given choices and answer: Article: What's the strongest part of your body? Your head? Bones? It's your teeth. There is a special thing called enamel in teeth. It is the hardest thing in the human body and keeps bacteria away. However, teeth are hurt easily to problems and disease. September 20 is National Teeth-loving Day in China. Let's pay attention to the health of our teeth. Teeth problems are common around the world. Most children and young adults have tooth decay . A study which come out on China Health Monthly magazine this year showed that 40.74% of a sample of 1,306 Chinese students under age 15 has decayed teeth. Food that is rich in sugar increases the risk of tooth decay. After you eat, bacteria go crazy over the sugar on your teeth. The bacteria turn sugar into acids that eat away at tooth enamel. This causes holes in your teeth. Another common problem is crooked teeth . When your new teeth begin to grow and the old teeth haven't fallen out, there isn't enough space for the new ones. This causes crooked teeth. Don't worry. Here are some ways to keep your teeth healthy. *Brush at least twice a day in the morning and in the evening. *Learn to use dental floss . The floss gets rid of food that's hidden where your toothbrush can't get it. *Visit a dentist. He or she can check if you have any dental problems and help you clean your teeth. *Pay attention to what you eat. It's better to eat lots of fruit and vegetables instead of fries and drink water instead of soda. *Wear braces to make your teeth straight and beautiful. Options: A Bones. B Teeth. C Head. D Bactria. Answer: B Teeth. Question:
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The answer is:
What's the strongest part in the human body according to the passage?

Problem: Given the question: Write a multi-choice question for the following article, with the given choices and answer: Article: Green tea is the best choice for office workers. People who always work in places with air conditioning may face skin problems such as easily dry skin. Among all the drinks, green tea is the best choice. Because there are important things in green tea and they are often called catechins . Moreover, drinking more green tea can prevent computer radiation . Winter is the season to drink black tea. Chinese medicine believes that different people should drink different tea based on the different characteristics and tastes of each kind of tea. Black tea can warm the stomach and quicken digestion . Therefore, drinking warm black tea in the cold winter is a most _ choice. Do not drink strong tea. Strong tea may make the body far too excited and can badly affect the cardiovascular as well as the nervous system . For a person who has problem with these parts, to drink overly strong tea may cause heart and blood pressure illness, or even make the old illnesses much worse. Do not drink too much tea when you are eating. Drinking too much tea or strong thick tea may not be good for taking in many constant elements and trace elements . Also, people should not drink tea with milk or other milky food. ,. Options: A skin problems B heart disease C headache D stomachache Answer: B heart disease Question:
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The answer is:
Too much thick tea may cause _ .

Problem: Given the question: Write a multi-choice question for the following article, with the given choices and answer: Article: My name is Joan. I'm a student. I'm fifteen. My dad and mom are teachers. I have a sister. Her name is Lily. She is sixteen.She is a student,too.We are from Canada, but we are in Beijing now. Look! The man in a white coat is my dad. The woman in a red dress is my mom.The girl in a pink skirt is Lily and I'm in a yellow skirt. Are we cool? ,. Options: A Joan and Lily are students. B Lily is in a pink skirt. C Joan is in a yellow skirt. D Joan and Lily are in the same class. Answer: D Joan and Lily are in the same class. Question:
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The answer is:
Which of the following sentences is NOT right?