--- It was a heavy snow last night. Are we all here now?
--- Yes, and _____ of us was late for school.

韩愈《早春呈水部张十八员外》中如骑兵骤至更在人意料之外一联诗句是：____，____。这一联诗写出了诗人认为烟柳满城的盛夏时节比不上早春景色的观点。

有关如下图所示原电池的叙述正确的是（盐桥中装有含琼胶的KCl饱和溶液）

45×25＝(    )

阅读理解，根据材料内容选择最佳答案。
    The Macintosh family is in England. Mr. Macintosh is a farmer(农场主). He has three people help him on the farm. They help him look after the animals(照顾动物). Mrs. Macintosh is a teacher. She teaches math. She can play the piano and the guitar. Mr. and Mrs. Macintosh have one son and one daughter. Their son's name is Tom and their daughter's name is Fiona. Tom and Fiona like music very much. Tom can play the guitar and his sister, Fiona, can play the piano. Tom and Fiona go to the school music club every Wednesday. Next month they will play for all the teachers and students in their school. Mrs. Macintosh is very happy for them. Mr. Macintosh can't play the guitar or the piano but he can sing. Sometimes, the family plays and sings together(在一起) after dinner in the evening. That's Mr. Macintosh's favorite family activity(活动).