题目

如图所示，将两块相同的橡皮泥做成实心球形和碗形，分别放入相同的甲、乙两杯水中，在甲中它沉入水底，此时它受到的浮力大小为F浮1．在乙中它漂在水面上，此时受到的浮力大小为F浮2．则F浮1与 F浮2的大小关系是（ ） A．F浮1＞F浮2 B．F浮1=F浮2C．F浮1＜F浮2 D．无法比较 答案：请根据短文内容，用所给首字母填空。As we know, Xiao Shenyang and Liu Qian did wonderful jobs in the CCTV Spring Festival Gala（晚会）. Now many people are c1. about these two persons. But how m2. do you know about them?Xiao Shenyang was b3. in a poor family which is in difficult family conditions（环境）. His real name is Shen He. He is an actor. He is good at Er Ren Zhuan（二人转）. He learned acts, following Zhao Benshan. D4. the school life, he was very active in many activities. He looks like a simple man, but he never stops pursuing (追求) his artistic（艺术）aspiration (渴望). More and more people like his style of performance（表演）, and we h5. he can make greater progress(进步) in the f6. . Liu Qian is a young magician from Taiwan. At the a7. of 7, Liu saw a cute magic（魔术）toy in a shop. At that moment he b8. to love and decided to learn magic. Liu didn’t go to any magic school. He practiced tricks every day to improve（提高）his skills, until one day he was a9. to put on a show for his class. He saw the surprise on everyone’s face, and he felt it was cool. He often did street shows for passers-by（路人）, police and farmers. He worked h10. at it. Now he is a famous magician（魔术师）.