题目

下图表示小鼠饲养密度与肾上腺增生的关系，由此推测饲养笼内过度拥挤小鼠会出现 A．糖尿病 B．性腺发育受到抑制 C．情绪紧张，心跳加快，血压升高 D．甲状腺激素增多 答案：CMr. Black loved his daughter Helen very much. Every day he spent all of his free time     36   with her. One night, when he     37   his house, Helen came running to him and was ready to play. But he had a lot of work to do,     38    couldn’t play with his daughter. In order to keep her     39   , he found a map of the world in a magazine and cut it into pieces. Mr. Black said he had     40    time to play right now. He told the girl to put the pieces of paper back together to make up a map of the world, and then they could both play.About half an hour later, Helen came to her father and said, “Okay, it’s finished. Can we play now?” Mr. Black was surprised, he said, “That’s     41   . Let’s go and see.” And sure enough, there was the picture of the world; all put together, every    42     in its place. Mr. Black said, “That’s surprising!    43    did you do that?” Helen said, “It was    44   . On the back of the paper was a picture of a    45   .When I put the man together, the whole world fell into place.”小题1:A．workingB．runningC．playingD．walking小题2:A．got backB．got toC．got onD．got out小题3:A．orB．andC．butD．then小题4:A．sleepyB．warm C．freeD．busy小题5:A．noB．enoughC．muchD．some小题6:A．rightB．wrongC．possibleD．impossible小题7:A．mapB．pictureC．pieceD．page小题8:A．HowB．WhyC．WhenD．Where小题9:A．hardB．simpleC．difficultD．different小题10:A．boyB．girlC．manD．woman