In this task, you're given an article and an answer. Your task is to generate the fill-in-the-blank question for this answer based on the given article. The blanks are always at the end of the question, and can be filled with more than one word or phrase.

Example Input: Article: winter-swimming has become popular in Beijing. three years ago, few people would go swimming in the city waters. but now there is a winter-swimming enthusiasts'club and it has more than 2,000 members. the oldest is 84 years of age and the youngest is only 7. _ They may be workers, peasants, soldiers, teachers, students....Though it is now the coldest part of the season and the water temperature in the city's lakes is around 0degc, many winter-simmers still swim in the icy waters, even when it is snowing. They enjoy themselves in the lake, while the people by the side of the lake are wearing heavy clothes. why are so many people interested in winter-swimming? Because winter-swimming can be good for one's health. Bei Sha is a good example. He is 69 years old, and he once suffered from heart trouble for 26 years. After ten years of winter-swimming he is now in good health. Scientists are now studying the effects of winter-swimming on health.
Answer: The members do different jobs at different places.
Example Output: Guess what "the members are from all walks of life" means _ .

Example Input: Article: The computer is a perfect tool for all those categories , but... You just never really had the time to take a basic computer class,and the books about how to actually use a computer are heavy reading and it seems like computers and computer manufactures have a language all of their own, so the books really don't help you much, anyway. This is a web site for YOU Here is your chance to get the basic knowledge you need, so you can enjoy the time you spend in front of your computer, and you can learn at your own pace. This web site is a guide for new computer users. Here you will find step by step descriptions of the most commonly used programs and functions of your computer. You can look through the links on the left and find what you need to know right now and come back later and get some more information. This is NOT a web site for computer experts and it's not written by an expert, either, so don't worry, you will find that everything here is written in a language for YOU! The list of computer terms will have the explanations to the words you will need to gain the desired knowledge for everyday use. As you get acquainted with the basic functions you will also have a better picture of what your computer can actually do for you in your daily life. After all a computer is a TOOL, and here is your chance to 1earn how to use it! As I said. It's important to learn at your own pace, so add this site to your favorites.
Answer: quite difficult
Example Output: It is _ to read a book about computer.

Example Input: Article: Are you ever so worried about something that you even have a headache or can't sleep at night? Do you ever feel a stomachache during a test? If so, then you know what stress is. Stress is what you feel when you are worried about something. When you are under stress, you may feel angry, sad, scared, or afraid --all this can give you a stomachache or a headache. In modern society, most people are under the higher stress than ever before. There are different kinds of stress. Some kinds of stress are good and others are bad. Good stress may happen when someone asks you to answer questions in class or when you have to give a report. This kind of stress can help you to finish things better. Under this stress, you will find yourself have more motivation and energy to study. However, bad stress can happen if the stress lasts too long. You may not feel well if a family member is sick, if you're having problems at school, or if anything else makes you upset every day. That kind of stress isn't going to help you. The best way to keep stress away is to have a balanced life. If you get enough sleep and food, and if you exercise and leave time for fun, you'll feel less stress.
Answer: answering questions in class
Example Output:
Bad stress may happen when you are _ .