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Did you watch the 2012 London Olympic Games? If you did, you must know a person who changed men's swimming history of China and set a new world record for us. Yes, that's Sun Yang who gave us lots of surprise by winning two Olympic gold medals in swimming. Sun Yang became the first Chinese male swimmer to earn a gold medal as he won the 400m freestyle with an Olympic record in London on July 28th, 2012.It is the first gold medal that a Chinese swimmer has ever won in the Olympic history. All of the Chinese are proud of him. He is the hero of the whole China. Sun Yang was born on December 1st, 1991 in Zhejiang. He is 198cm tall and 89kg in weight. Sun Yang's hobbies are singing and reading. Sun Yang loved sports when he was very young. He kept training hard every day and that is why he has made such great achievements. Now nearly every Chinese knows him. When he goes anywhere, he must be followed by his fans, which makes his life less convenient and difficult, but he is very rich. So do you want to be a person like him? 小题1:Where were the Olympic Games held in 2012? A.London. B.Beijing. C.Athens. D.Sydney. 小题2:How many gold medals did Sun Yang win? A.One. B.Two. C.Three. D.Four. 小题3:What does Sun Yang probably do in his free time? A.Swimming and running. B.Singing and reading. C.Playing chess and skating. D.Playing football and basketball.
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【单选题】艺术创作的源泉和基础是:()
A.
哲人思想
B.
历史
C.
社会生活
D.
书本
【多选题】下列名言体现出“社会生活是艺术创作的源泉和基础”的包括()。
A.
外师造化,中得心源
B.
搜尽奇峰打草稿
C.
文质彬彬,然后君子
D.
我自为我,自有我在
E.
妙在似与不似之间
【单选题】艺术创作的源泉和基础是( )
A.
社会生活
B.
理论学习
C.
生活积累
D.
灵感迸发
【简答题】The difference between a liquid and a gas is obvious【66】the conditions of temperature and pressure commonly found at the suce of the Earth. A liquid can be kept in an open container and f【67】it to ...
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A.
(如图1)物质和能量沿着A→B→C循环流动
B.
图1中A、B、C的数量可以用图2柱状图表示
C.
图1有1条食物链,其中A为生产者,它能够将无机物转化成有机物
D.
若A、B、C包括地球上所有的生物,则A、B、C的总和为生物圈
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A.
板→主梁→次梁→墙或柱
B.
板→墙或柱
C.
板→次梁→主梁→墙或柱
D.
板→次梁→墙或柱
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A.
该生态系统中的食物网由5条食物链构成
B.
该生态系统中获得能量最多的生物是猫头鹰
C.
青蛙是稻田的“卫士”,在该生态系统中位于第三营养级
D.
农田生态系统是典型的人工生态系统,其稳定性最强
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A.
正确
B.
错误
【多选题】Gas-liquid ratio detection method :()
A.
Install A fitting adapter at the nozzle of the fuel gun
B.
Use adaptor (seal assembly) to seal the oil suction hole before and after
C.
The adapter is connected to the gas-liquid ratio tester through a hose
D.
The recovered airflow is first measured through the gas-liquid ratio tester, and then enters the oil-gas collection hole on the barrel of the refueling gun
E.
Calculate the ratio of extracted air volume to refueling volume
F.
Test results shall conform to the ratio range of 1 to 1.2
【单选题】下图为小鼠体内细胞的形态、数目变化情况,据图分析下列说法正确的是 [     ]
A.
①②③三个过程中已经发生了基因突变的是②③
B.
①②过程不仅发生染色体变异还可能发生基因重组
C.
②过程中细胞的遗传物质改变,导致细胞发生脱分化
D.
V细胞与已免疫的小鼠效应B细胞融合能用于制备单克隆抗体
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