Fill in the blank with the most suitable word.

At first the water ______ blue, then grey.

seemed

At first the water seemed blue, then grey.

Explanation:

• Glanced: This word means to take a quick look at something. It doesn't fit the context of describing the changing color of water.

• Seemed: This is the correct word choice. "Seemed" means appeared or gave the impression of. It fits well in the context of describing how the color of the water changed.

• Heeded: This word means to pay attention to or take notice of something. It doesn't fit the context of describing the color of the water.

• Lest: This word means for fear that, often used to express a negative outcome to be avoided. It doesn't fit the context of describing the color of the water.