Read the following article and answer the question. Article: Look carefully at the back of a California state quarter.A man with a walking stick is pictured there.A bird called a California condor is flying overhead. Who is this man,and why is he so important that he is featured on the back of a coin? The man on this quarter is John Muir.Even as a child, Muir loved watching nature. As a young man,he spent much of his life exploring the beauty of the wilderness.He walked more than a thousand miles across the country,through fields and woods.John Muir liked writing about the places he visited,describing their beauty. Muir also wrote about problems.In order to create more farmland for sheep and cattle, rnany trees were being cut down.This made Muir unhappy and worried,because he knew that trees were important to forests and to the animals that lived in them.Muir believed that nature should be conserved instead of being changed by human beings.He wrote articles in magazines and newspapers to spread the word about conserving forests.Soon,others began to listen. Muir wrote letters to important people,such as President Theodore Roosevelt.The president admired Muir's love for nature.When Roosevelt came to visit Muir in California. Muir convinced the president to go camping with him for three nights under the trees so they could talk about conservation.Later,President Roosevelt set aside 148 million acres of land for national forests and established five national parks.National parks are large areas of land that are protected from development. This means that people cannot build homes or businesses there. One of these parks is Yosemite National Park,the area that is featured on the back of the California quarter. Though it has been almost one hundred years since John Muir died,people continue his work today.His work as a conservationist helped us to see the beauty of our natural world.John Muir made us understand the importance of protecting our earth and our resources---then,now,and for the future. Question: What happened after President Roosevelt went camping with John Muir? Answer:
OPTIONS:
- Many trees were cut down.
- Five national parks were established.
- More homes and businesses were built.
- More farmland was used for sheep and cattle.

Answer: Five national parks were established.

Question: Read the following article and answer the question. Article: One day, a teacher was giving a speech to his students. He held up a glass of water and asked the class, "How heavy do you think this glass of water is?" The students' answers ranged from 20 g to 500 g. "It does not matter on the weight itself. It depends on how long you hold it. If I hold it for a minute, it is OK. If I hold it for an hour, I will have an ache in my right arm. If I hold it for a day, you will have to call an ambulance . It is exactly the same weight, but the longer I hold it, the heavier it becomes. " If we carry our burdens all the time, sooner or later, we will not be able to carry on, the burden becoming increasingly heavier. " "What you have to do is to put the glass down, rest for a while before holding it up again. " We have to put down the burden sometimes, so that we can be refreshed and are able to carry on. So before you return home from work tonight, put the burden of work down. Don't carry it back home. You can pick it up tomorrow. Whatever burdens you are having now on your shoulders, let it down for a moment if you can. Question: This was a lesson about _ . Answer:
OPTIONS:
- how to relax oneself in life
- how to solve a physics problem
- how to keep fit by drinking water
- how to study well
Answer: how to relax oneself in life

input with options: Read the following article and answer the question. Article: Tom lived by himself a long way from town. He hardly went to town, but one day he went into town to buy a few things. After he bought them, he went into a restaurant and sat down at a table. When he looked around, he saw some old people put glasses on before reading their newspapers. So after lunch he decided to go to a shop to buy himself one pair, too. He walked along the road, and soon found a shop. The man in the shop let him try on a lot of glasses, but Tom always said, "No, I can't read with these." The man became puzzled , and he said, "Excuse me, but can you read?" "No, of course I can't!" Tom said angrily. "If I could read before, do you think I would come here to buy your glasses?" Question: .What did he see in the restaurant? Answer:
OPTIONS:
- A lot of people
- People wore glasses before reading
- A lot of glasses
- Much delicious food
output: People wore glasses before reading

Question: Read the following article and answer the question. Article: A doctor was once teaching a class of medical students at a famous hospital in Edinburgh. An injured man was brought in, and the doctor turned to one of his students and asked him, "What's wrong with this man?" "I don't know, sir," the student answered. "Shall I examine him and find out?""There's no need to examine him," said the doctor. "You should know without asking questions. He has hurt his right knee. Didn't you notice the way he walked? He hurt it by burning it in the fire. You see his trouser leg is burnt away at the knee. This is Monday morning. Yesterday was fine, but on Saturday the roads were wet and muddy. The man's trousers are muddy all over. The man fell down on Saturday night." The doctor then turned to the man and said, "You had your pay on Saturday and went to a public house and drank too much. You got muddy and wet on the way home. Because you had drunk too much, you fell on the fire and burnt your knee. Is it right? " "Yes, sir," said the man. Question: From the passage we know that _ is very important for medical students. Answer:
OPTIONS:
- watching and thinking
- taking good care of others
- learning from others
- teaching
Answer:
watching and thinking