根据所给首，与出所缺单词。
I can see a v ____  tape on the desk.
Li Gang likes m ____  , but he doesn’t music.
The p ____  is very good. I also want to buy one.
This r____  is very big, but that one is very small.
I n ____ a pen, two pencils and some books.

下面各题怎样简便就怎样算．

“明治政府仿照欧美，设立新式学校，提倡学习欧美文明，盖洋楼，吃西餐，穿西服，改变传统的日本发型。”这反映了日本明治维新（     ）

设计对照试验时，应遵循的原则是（  ）