①“池、清、波、浮”的部首是什么？
②“划、刻、刺、剑、削”这些字右边的部首都是“刂”。想一想，有“刂”的字大多数和什么有关？
②有立刀旁的字大多数和刀、剑有关。
Our Summer Camp
When
On July 5th
Where
A ____mountain village
Who
Stay with the____
What
In the morning, we'll learn to ____animals from the local people.
In the afternoon, we'll____about the river.
In the evening, we'll enjoy the bright____.
一系列物质：NaCl、Cl2、NaClO、Cl2O5、HClO4是按某一规律排列的，下列组合中也完全照此规律排列的是（ ）
