某小组在探究鼠妇的生活环境时，探究结果记录如下．依据下表分析，鼠妇生存的适宜环境条件是（　　）

在如图所示的电路中，电源电压保持不变．在灯泡L₁或L₂中有一个灯泡发生了短路故障．当开关S闭合时，下列现象不可能出现的是（　　）

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 下列实验操作符合安全要求的是（　　）

   This is a picture of Mr. Green's family. 1 the picture we can see Mr. green, Mrs. Green, their son Jim 2  their daughter Susan. Mr. Green is3  in a chair. He is 4 a newspaper. Mrs. Green 5 some housework. Jim is a Middle School student. He is reading a book near the window.
   Look at 6 , she is playing with her toys 7 the floor. She is Mr. Green and Mrs. Green's daughter, Susan. 8 that behind Susan? It's a  9. What's the cat doing? It's playing  10 a ball.