Formal and informal<span> language serve different purposes. The tone, the choice of words and the way the words are put together vary </span>between<span> the two styles. </span>Formal<span>language is less personal than </span>informal<span> language. It is used when writing for professional or academic purposes like university assignments.</span>
Here are the answers to the given statements above:
1. The given sentence is an example of a complex sentence. This sentence includes an independent clause and dependent clause.
2. The given sentence is an example of a simple sentence. It only contains one independent clause.
3. This is an example of a fragment sentence, which misses the predicate.
4. This is an example of a simple sentence having a compound predicate. Hope this answer helps.
Answer:
There's laughter at this, but it's a laughter that comes
from a desperate attempt to lighten the atmosphere. It's a release kind of laugh.