Q: Write a multi-choice question for the following article, with the given choices and answer: Article: According to a new survey, students' safety has become a big problem. Nearly 50% of students say they are worried about robbery on the way to and from school. Now in main big cities in China some schools have taught an unusual lesson: self-protection. Students like this lesson because there are no exams or boring classes. And they can learn how to save lives and know how to stop danger before it really happens. Chen Haoyu, a teacher at BeijingNo.25 Middle School, gibes young students advice on how to deal with danger. If you are in a traffic accident: If a car hits you, you should remember the car number. If it is a bike, try to call your parents before you let the rider go. This is because you don't know how seriously you are hurt. If it is raining hard and there is lightning:Don't stay in high places and stay away from trees. When there is a fire :Get away as fast as you can .Put wet things on your body and try to find an exit. Do not take the lift. If someone is drowning: If you can't swim ,don't get into the water. Cry out for help. Remember that danger is never as far away as you think. Take care of yourself at all times! ,, Options: A 3 B 4 C 5 D 6 Answer: C 5 Question:
A: There are _ ways of self-protection mentioned in the passage.

Q: Write a multi-choice question for the following article, with the given choices and answer: Article: North American black bears are shy animals. They are fearful by nature, and will usuallyrun away if they see or hear people. Because of this, it can be difficult for scientists to learnabout these animals. In order to study black bears, researchers from New Jersey, USA, catch bears and usedrugs to help them go to sleep. Researchers then work out the size and the weight of the bear,take blood to test for diseases, _ a tooth and take it to the lab to find out its age. Fromthese studies, researchers want to find out how many bears live in New Jersey, how long theylive, and how many babies they produce. But in Minnesota, USA, researchers study bears that are completely awake. The bears knowthe researchers' voices and they are not afraid of die research team. With the help of a few grapes to keep the bears busy, researchers can touch them to check their hearts, look at their teeth, and do other jobs.Researchers can also walk or sit with bears for hours and make videos to learn about their everyday lives. In both places, the main purpose is the same--to make sure there is a healthy population of black bears. But theresearch methods and the kinds of information that researchers, are able to collect are quite different. Options: A Research places B The main purpose. C Research methods. D Collected information. Answer: B The main purpose. Question:
A: What do the two studies have in common?

Q: Write a multi-choice question for the following article, with the given choices and answer: Article: Swimming is very popular in the world. Many people like swimming in summer, even in the other three seasons. Water makes people feel cool and swimming makes people keep fit. If you swim in a wrong place, it may not be safe. A lot of people died when they were enjoying themselves in water, and most of them were students. Now some people are not careful enough in swimming. They often think they can swim so well that nothing will happen to them in water. If you go swimming in summer, don't forget that a lot of good swimmers have died in water. They died not because they couldn't swim, but because of their carelessness . Don't get into water when you are alone. If there is a " No Swimming" sign, don't swim there. If you remember these, swimming will be safe and enjoyable . Options: A Few people B Lots of people C Only students D Only swimmers Answer: B Lots of people Question:
A: _ like swimming in summer.

Q: Write a multi-choice question for the following article, with the given choices and answer: Article: There is an old saying in English, "Laughter is the best medicine". Until recently, few people took the saying very seriously. Now however, doctors have begun to study laughter and the effects it has on the human body. They have found evidence that laughter really can improve people's health. Tests were carried out to study the effects of laughter on the body. People watched funny films while doctors checked their heart rate, blood pressure, breathing and muscles. It was found that laughter has similar effects to physical exercise. It increases blood pressure, the heart rate and the rate of breathing. It also works several groups of muscles in the face, the stomach and even the feet. If laughter exercises the body, it must be helpful. Other tests have shown that laughter appears to make the effect of pain on the body less. In one experiment doctors produced pain in groups of students who listened to different radio programs. The group which could bear the pain for the longest time was the group which listened to a funny program. The reason why laughter can make pain less seems to be that it helps to produce endorphins in the brain. These are natural chemicals which make both stress and pain less. There is also some evidence to suggest that laughter helps the body's immune system that is the system which fights infection . In an experiment, one group of students watched a funny video while another group served as the control group -- in other words, a group with which to compare the first group. Doctors checked the blood of the students in both groups and found that the people in the group that watched the video had an increase in the activity of their white blood cells that is the cells which fight infection. As a result of these discoveries, some doctors and psychiatrists in the United States now hold laughter clinics, in which they try to improve their patients' condition by encouraging them to laugh. They have found that even if their patients do not really feel like laughing, making them smile is... Options: A keeps down blood pressure B has similar effects to physical exercise C decreases the heart rate D increases stress and pain Answer: B has similar effects to physical exercise Question:
A:
Doctors have found that laughter_.