If I were to read " Stop the Spread of Superbugs" I would ask " I would ask what are Superbugs and how did they start spreading in the first place?"
On the second one I would ask, "How would resisting antibiotics be a threat in 2013?", and " Was here a virus that started?"
Answer:
The action of moving back and forth quickly and steadily.
It's a redundant sentence because it does not need to say "over and over" and "and repeated it. Also those two phrases are double negatives. It could also be called a run on sentence.
The supporting sentence that makes use of an example is:
Beto used interval training to prepare for and win a marathon.
In this excerpt, the first sentence is the <em>topic sentence</em>, which is the sentence that contains the main idea. The second sentence is the supporting sentence that gives the reader further information about the topic. In the third sentence, the writer gives a specific example to support the main idea. Finally, in the last sentence, the writer provides factual information to make the topic sentence more relevant.