Plastic water bottles are wasteful, so I use a thermos. Sequence Get your toothbrush, then add some toothpaste and start brushing. Compare and contrast When the river flooded, the main roads were closed. Cause and effect Cats and fish are both pets. Cats have fur, and fish have scales. Problem solution​

Sequence- Get your toothbrush, then add some toothpaste and start brushing.

Compare and contrast- Cats and fish are both pets. Cats have fur, and fish have scales.

Cause and effect- When the river flooded, the main roads were closed.

Problem solution​- Plastic water bottles are wasteful, so I use a thermos.

Explanation:

The various types of relationships in the sentences given are as follows-

1. The statement about toothbrushes, toothpaste is a sequence text structure. It gives the step-by-step process of how one can or should brush one's teeth.

2. By presenting the text about cats and fishes and how they are similar is a comparing text structure. Added to that, the sentence continues with the difference between the two. This structuring is a compare and contrast text structure.

3. A cause and effect relationship is when one part of a sentence provides the cause of something and the next part follows with the consequence of that cause. So, the structure of a flooded river followed by the closing of the main roads is this type of text structure.

4. The text structure of the statement about plastic water bottles being wasteful and the decision to use thermos is a problem solution structure.  

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