input question: Write a multi-choice question for the following article, with the given choices and answer: Article: There are lots of animals on the earth. What is the biggest animal of all? The whale is. A blue whale weighs more than a hundred tons. Whales live in the sea, but they are not fish. They are mammals and must have air to breathe. The babies drink milk from the mother's body. Every spring, groups of whales swim hundreds of kilometers to warm places. Each group goes to the same place every year. The mothers take very good care of their babies. Whales are a gentle kind of giant. They always live together and help each other. They "talk" to each other in the water with a high noise that sounds like singing. Yet people kill over a hundred whales a day. They kill them to make many things. The whale dies very slowly and in great pain. Some ships kill every whale they can find, even mother whales and babies. If things go on like this, there will be no young whales to grow up and no mother whales to have more young. Options: A Elephants B Lions C Whales D I don't know Answer: C Whales Question:???
output answer: _ are the biggest animals on the earth.

input question: Write a multi-choice question for the following article, with the given choices and answer: Article: On Christmas Eve--the night before Christmas, children are very happy. They put their stockings at the end of their beds before they go to bed. They want Santa Claus to give them some presents. Mr. Green tells his children that Santa Claus is a very kind man. He comes on Christmas Eve. He lands on the top of each house and comes down the chimney into the fireplace and brings them a lot of presents. Christmas Day always begins before breakfast. The children wake up very early. They can't wait to open the presents in their stockings. Then they wake up their parents and shout "Merry Christmas!" Do you know what Christmas means? Christmas Day is the birthday of Jesus Christ. When Christ was born, many people gave him presents. So today, people still do the same thing to each other. Options: A into Children's hats B into children's stockings C under children's beds D into children's shoes Answer: B into children's stockings Question:???
output answer: Santa Claus often puts the presents _ .

input question: Write a multi-choice question for the following article, with the given choices and answer: Article: The snow went on falling, and they could see only a few meters in front of them. "We should go back," said Judy.She was afraid. "But where is the path ?" Everything was covered with snow.The sky was grey."What's the time?" asked Paul.Judy looked at her watch."Nearly 5 o'clock.It gets dark in an hour." "We must start walking, and hope we find the path.I think the snow's stopping."said Paul.But it wasn't stopping.The wind was strong.It blew around them, cold and wet. "Just keep going downhill."said Judy."We can't go wrong." Then Paul fell on some rocks.He shouted."Judy! I've hurt my leg!" He couldn't stand up.His leg hurt too much. "I'll have to phone for help."said Judy."I hope the mobile phone works up here!" Luckily it did.They phoned the mountain service ."Don't move! shouted the man on the phone.Stay where you are, we're sending a team there." They were not far from the path, so the team found them easily.They were lucky! People often get into trouble when they climb the mountains.You must always tell someone where you are going and take a mobile phone with you.Mountain is a dangerous place to be if things go wrong! Options: A Stopping now and them. B Getting in touch with the outside world. C Using a walking stick. D Gong back when there is no path. Answer: B Getting in touch with the outside world. Question:???
output answer: Which is the most useful when you are in mountains?

input question: Write a multi-choice question for the following article, with the given choices and answer: Article: We all need to exercise.Doctors say it is good for us.It makes our heart and body strong.It also gives you more energy .And you will feel better about yourself.It's good to exercise twice a week.Twenty minutes each time is enough. There are many ways to exercise.You can walk,run,play sports or swim.Many people go to special places to exercise.They are called "fitness centers ".These places have a lot of equipments .People can do different sports there.Some people buy equipments for their homes.But it is very expensive. Exercising can be fun.Friends can exercise together at a fitness center,or they can play sports together.How do you exercise? How often do you exercise? Options: A Exercising is expensive. B Exercising is good for your heart. C Only doctors exercise. D Friends never exercise together. Answer: B Exercising is good for your heart. Question:???
output answer:
Which of these is TRUE? _ .