Hi there here are the answers
1.Our school principal visited our class today
2.All students will take the test next week
3 The math teacher surprised all of us
4.That is my favorite notebook
5. Today is a holiday
6.I saw Mr.Clarke yesterday
Side Notes : words like test,or holiday are not capitalized because they are not descriptive like Christmas or Pacer Test.
also the beginning letter of each sentence must ALWAYS be capitalized
B. Because avarice means extreme greed for wealth or material gain. But also because the passage says, When he started stealing money from the company, we knew his avarice had no bounds. Which we can tell that means extreme amount of greed. (Sorry if this is wrong I really tried)
The use of "decau" rather than "weaken"