The answer is ethos .....................................
Answer:
20. im pretty sure it's sometimes, too
21. quickly
Explanation:
For capital letters, we can just add the ending -s, for example:
I got As in the final exam.
for lower-case letters, an apostrophe is used to avoid confusion:
In the multiple-choice exam all the correct answers happened to be a's! (as in: option a)
D. To see wether the knees show any where