关于防火门的巡查要求，不正确的是（）
参考答案：为了方便，走廊中的常闭防火门可以开启，只要火灾发生时能关闭就可以
根据下列句子的意思及汉语提示，写出空缺处单词、固定短语或固定搭配的正确形式。
1. ___________ (二月) is the second month in a year.
2. How many ___________ (科目) do you have at school?
3. Tomorrow is my father's ___________ (四十九岁) birthday.
4. He likes ___________ (做运动) after class in the afternoon.
5. Shanghai is one of ___________ (大城市) in the world.
（）是依法治国的主力和力量源泉。
