Answer:
The new sentence would be: Most mammals have hair and all mammals have backbones, and they breathe air. All mammals are warm-blooded, and as a rule most mammals have all five senses.
Explanation:
Commas cant fix a run on sentence when it is long, also there is a period because this one long sentece can be divide into two sentences and still have detail.
Answer:
The past continuous is formed from the past tense of "to be" with the base of the main verb plus the ending "-ing" from the verb.
Some examples
• The sun was shining every day that summer.
• At 6 o'clock, I was eating dinner.
• At noon, he was arriving.
They can expect the falling action or the aftermath of the climax which leads to the resolution.
Answer:
For example, a survey of high school students to measure teenage use of illegal drugs will be a biased sample because it does not include home-schooled students or dropouts. A sample is also biased if certain members are underrepresented or overrepresented relative to others in the population.
Explanation: