Q: Write a multi-choice question for the following article, with the given choices and answer: Article: Three kids have been learning chemistry for only a few months. But they have already begun to challenge a world famous scientist! Li Weichi, Huang Runling, and Xiao Yan are from Zhongshan Huaqiao Middle School in Guangdong. They have just found a red cabbage that could be a new kind of acid-base indicator . They want it to take the place of litmus paper. "We've learnt to think of and ask questions about life by ourselves," said Li, "We work well with each other." British scientist Robert Boyle discovered the use of litmus paper over 300 years ago. Now it is used widely in experiments all over the world. But when the kids did some experiments in class last winter, they saw that the litmus paper didn't turn very blue with base matter. It's hard to get a clear result. Will there be a better indicator than litmus paper? The three kids decided to try and find out! How? They went to collect over 40 plants in parks, gardens and markets. Then they ground leaves, flowers and stems to get the pigments from them. The kids mixed pigments with acid and base. They spent months watching carefully to see which paper showed the best colour change. They decided it was the litmus paper! "It's our first scientific journey, Huang said, "But it makes me want to try harder." Options: A plant B animal C paper D liquid Answer: A plant Question:
A: From the text, a red cabbage is a kind of _ .

Q: Write a multi-choice question for the following article, with the given choices and answer: Article: Can you make a telephone call? Of course you can make it in Chinese. But a call in English is quite different from one from one in Chinese. If you want to ask somebody to answer the telephone, you can not say, "Please ask Mr. XX to answer the telephone." Instead ,you must say,"May I speak to Mr. XX?" If you want to ask who is answering the phone, you should say,"Who is that?""Is that Mr. XX ( speaking)?"Instead of "Who are you?" If you want to tell the other one who you are, you should say,"This is XX (speaking)"instead of "I am XX" Options: A Who am I? B Who is he? C Who are you? D Who is that? Answer: D Who is that? Question:
A: If you want to ask who is answering the phone , you should say, " _ .

Q: Write a multi-choice question for the following article, with the given choices and answer: Article: One of my friends Fred did very 1ittle work when he was a student. He spent more time drinking in bars than working in the library. Once, we had to take an important exam. The exam had a hundred questions. To each question, we had to write "Right" or "Wrong". The night before the exam, Fred was watching TV and drinking. He usua1ly worried a lot the night before the exam. But on that night he looked quite relaxed. He told me what he would do." It's very easy," he said to me, "There are a hundred questions and I have to get fifty right answers to pass the exam. I'll bring a coin with me and throw it to decide answers. I' m sure I'll get half the questions right in this way. "During the exam, Fred sat down and really threw the coin for half an hour when he was writing down his answers. Then he 1eft half an hour before the others. The next day he saw the teacher on the playground. "Good morning, Mr. Wu," he said, "Have you checked the papers? Have I passed?" The teacher 1ooked at him and smiled, "Ah, it's you, Fred. One moment, please." Then he put his hand into his pocket and took out a coin. He threw it into the air, caught it in his hand and looked at it , "I'm very sorry, Fred. You _ ." Options: A because he did little work in the bars B because he did little work on his books C he was a hard-working student D he didn't like taking the exam Answer: B because he did little work on his books Question:
A: Fred usually worried a lot before the exam _ .

Q: Write a multi-choice question for the following article, with the given choices and answer: Article: I have seven bags. Three bags are big, and the other four bags are small. I have some basketballs and volleyballs. I put two volleyballs in each small bag. And I put two basketballs and two volleyballs in each big bag. The number of the volleyballs is my age. Options: A In the big bags. B In the small bags. C In a big bag. D In a small bag. Answer: A In the big bags. Question:
A:
Where are the basketballs?