Please answer this b) write about cyrus the great

Explain the difference between do vs does like: do something do this does something do this

After taking notes carefully and studying freqently, derek not only passed the test, select the word group below that best completes the sentence in parallel structure. and he got 100% but he scores well on classwork but he also scored the highest in the class and he was also scoring the best he ever had

How does gregor change from the beginning to the end of the story?