A rose exposed to the elements.
Answer:
true
Explanation:
I think I am correct.
This sentence can even exist without the word 'extra'. But this word provides extra info about the noun.
Answer:
The central idea is that using the invisible ink was a good choice because the other side couldn't tell what it said.
There are very good teacher all over the world. (that would be your topic sentence that has to be supported by reasons why you think that.)
A very good teacher is always open to suggestions on the kids' part and always understands his role in education as a must in which he integrates feelings, intelligence, emotional strategies, etc. (these would be the motivation part for a topic sentence.)