Sentence structures

The hedgehog was engaged in a fight with another hedgehog.

Why is it important to understand sentence patterns?

If they place first, they might win five hundred dollars.

Russia has a variety of natural resources, including oil, natural gas, timber, iron ore, copper, and lead.

Washing the dishes.

Write if its a complete sentence or not. Just type yes or no.

Ken and Tino play on the same team.

(a)  

Select the complete sentence.

Choose whether the sentence below is simple or compound.

They wanted to check on our grandparents first.

Choose the complete sentence:

Is the following sentence a complete thought: "The black cat walked up the hill."