:1- A comma should be added in the following sentence after the word real because a comma is used between two Independent clauses separated by for, and, nor, but, or, yet, so
Many people believe that global warming is real, but they are not sure what can be done about it.
2. No comma should be added in the following sentence because there is not a new subject after the word OR
Maya is determined to go to medical school or join the Peace Corps after college.
3. A comma should be added in the following sentence after fiction because commas are used to separate Independent Clauses from Dependent Clauses.
When novelists set out to write a work of historical fiction, they craft a story that takes place during a particular era in the past.
4. Two commas should be added in the following sentence: after businesspeople and after example.
This is because commas are used to offset transitional expressions such as for example
Many wealthy businesspeople, for example, may have no time to enjoy their money.
5. No comma should be added because “that do not shed “ is a restrictive relative clause.
Dogs that do not shed are often called hypoallergenic.
6. Commas should be added after Haiti and after 1800s because “which gained its independence from France in the early 1800s” is a non-restrictive relative clause. This type of relative cause just gives additional information so is set off between commas.
The country of Haiti, which gained its independence from France in the early 1800s, has seen much political and economic hardship.
7. The change that corrects the following sentence is :Replace the comma after vegetarian with a semicolon. However is a conjunt. Conjuncts are always set off between a period or semicolon and a comma.
Rachel claims to be a vegetarian; however, she eats seafood.
8. No change is necessary in the following sentence.The dependant clause is at the beginning of the sentence so the comma is neccesary.
When the ball drops at midnight in New York City's Times Square, millions of Americans on the East Coast will celebrate the New Year.
9. Deleting the comma after because corrects the following sentence. It is not neccesary to put a comma when the dependant clause comes after the main clause.
I made an appointment with an optometrist because I need a stronger prescription for my glasses.
10.It is necessary to add a comma after entertainer because “a Korean entertainer” is parenthetical information.
PSY, a Korean entertainer, had a worldwide hit in 2012 with the song Gangnam Style.
