Please answer this: Write a multi-choice question for the following article, with the given choices and answer: Article: Mr. Green and his family decided to live in Beijing for two weeks. One morning they left for the Great Wall by bus at 9:00. It took them about one hour and a half to get there. Then they visited the Great Wall and took lots of photos. Four hours later it began to rain. They had to go back to the hotel. After getting to the hotel, they found their camera was lost. Mr Green's kids felt sorry and they didn't want to eat anything for dinner. Mr Green told a joke to make them happy. "An old man lived in a tall building. It had sixty _ . One day he fell down from it, but he didn't hurt himself," Mr Green said. "Do you know why?" The kids were surprised and they didn't know the answer. "Because he lived on the first floor." The kids all laughed after hearing the answer. Just then a policeman came in with a bag. She said a Chinese boy found the bag on the Great Wall and then found them. Mr Green opened the bag and found the camera. They all became very happy. Options: A For about a week. B For about two days. C For about a month. D For about half a month. Answer: D For about half a month. Question:
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Answer: How long would Mr. Green's family live in Beijing?

Please answer this: Write a multi-choice question for the following article, with the given choices and answer: Article: This is No. 12 High School. My friend Dongdong is in this school. Dongdong has short hair, a big nose, a small mouth and big eyes. He is thirteen. He is in Class Two, Grade Seven. He's a good student. He has two good friends in his school. They are Jim and Jack. They're brothers . They are fourteen. They have small noses, small eyes, but they're very tall . Jim, Jack and Dongdong are in the same class. Mr. Lee is their teacher. They are good friends. ,. (10) Options: A fourteen B thirteen C twelve D eleven Answer: B thirteen Question:
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Answer: How old is Dongdong? He is _ .

Please answer this: Write a multi-choice question for the following article, with the given choices and answer: Article: Obama has made history by becoming the first African-American in American history. Obama was born in Hawaii on August 4, 1961. His parents didn't live together when he was two years old and later divorced. Obama grew up with his mother in Hawaii, and for a few years in Indonesia. Later, he moved to New York, where he graduated from Columbia University in 1983. Obama met his wife, Robinson, in June, 1989 and married her on October 3rd, 1992. The couple's first daughter was born in 1998, followed by a second daughter in 2001. Obama _ in January 20, 2009. However, just when he became the president, he had to face many serious challenges ---- two foreign wars, the climate change and what he had described as "the worst financial crisis in a century". But Obama said that he himself had been ready to face these challenges. Obama's success is a true milestone. It speaks to the fact that in America you really do get a chance to do anything, if you have the talent and abilities and you work hard enough. Options: A the climate change B the financial crisis C the population problem D foreign wars Answer: C the population problem Question:
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Answer:
According to the passage, Obama had to face the following challenges except for _ .