阅读理解，判断对错，正确的写“正确”，错误的写“错误”

    My name is Tom. My birthday is June 2nd. The weather is sunny and hot. It's my favourite season. On my birthday, I usually have a birthday party. Sometimes we have a picnic. Tomorrow is my birthday. I am cleaning the room now. My mom is making a birthday cake for me.

默写古诗文中的名句名篇。

除去括号中的杂质所用的试剂或方法正确的是（）

人体活细胞内不会发生的物质变化是（　　）

 某同学对“串联电路电压规律”进行探究．

（1）按图所示电路图连接电路；

（2）闭合开关，用电压表测出L₁两端的电压；

（3）在测量L₂两端电压时，为了节省时间采用以下办法：电压表所接的B接点不动，只断开A接点，并改接到C接点上；

（4）测出AC间的电压．