阅读下面材料，在空白处填入适当的内容（不多于3个单词）或括号内单词的正确形式。
One day, an old monk named Wisdom, followed by two young monks, was walking from one town to another____ they caught sight of a lake. Tired and thirsty, they stopped to have a rest. ____old monk, pointing to the lake, asked the ____ (young) one to get him some water.
When the little monk reached the lake, a cart____ (draw) by an ox started crossing the lake, ______made the water very muddy. The little monk thought, “How can I give this muddy water to my master to drink!” So he came back_____ any water, saying, “The water is very muddy. I don’t think____is suitable to drink.”
After a while, the same monk _____(ask)to get water again. When he went back to the lake, he found that the mud _ (settle) down already, so he collected back a pot of water. Wisdom looked at the water happily and then up at the monk, “To make the water clean, ____you need to do is just to let it be and the mud would settle down on its own.”
It is also the same with your mind. When it is disturbed, just let it be. Give it a little time and it will settle down itself.