Meaning: A person who catches fish throws a net into the water to catch them.
Choice of Words: Fisherman: person who catches fish, casts: throws, net: mesh used to catch fish, catch: fish caught.
Alternative Expressions
The fisherman throws his net into the water to catch fish.
Meaning: This sentence is more specific than the first one. It tells us that a particular fisherman is throwing his net into the water to catch fish. It's like saying, The fisherman named John threw his net into the water to catch fish.
Choice of Words:The is used to specify a particular fisherman. Throws means to send or move something through the air with force. His shows that the net belongs to the fisherman. Into means to move or place something inside something else. The is used to specify the water. To is used to show the purpose of the action. Catch means to capture or trap something. Fish are the animals that the fisherman is trying to catch. When you put them together, "The fisherman throws his net into the water to catch fish" means that a specific fisherman is throwing his net into the water to catch fish.
John, the fisherman, casts his net into the lake to catch trout.
Meaning: This sentence is the most specific of all. It tells us the name of the fisherman, the type of fish he is trying to catch, and the location where he is fishing. It's like saying, John, the fisherman, threw his net into Lake Michigan to catch trout.
Choice of Words:John is the name of the fisherman. The is used to specify a particular fisherman. Casts means to throw or send out a fishing line or net into the water. His shows that the net belongs to the fisherman. Into means to move or place something inside something else. The is used to specify the lake. To is used to show the purpose of the action. Catch means to capture or trap something. Trout are the type of fish that the fisherman is trying to catch. When you put them together, "John, the fisherman, casts his net into the lake to catch trout" means that a specific fisherman named John is throwing his net into a specific lake to catch trout.