Root and affix for mediate

Which underlined word in the sentence is a demonstrative adjective? these brown shoes fit my feet very well.

What does the narrator do in this passage to increase suspense and encourage the reader to continue reading

He had fished in the river since ten years and he was a good fisherman. he know where to found the slim sliver chilwa fish, a big beautiful mahseer and the long moustache singhara. he know where the river was deep but where it is shallow; he knew which baits to use - which fish like worms and which liked gram. edit the above