Commas in Sentences

Which sentence is the correct compound sentence?

• Mary swam in the pool, but she didn't have any of her friends with her to swim with.

• Jennifer ate her lunch and, went to the ice cream store.

• Brooke had her party but, none of her friends could sleepover.

• Sarah and Julie had a picnic and then rode bikes

Harold is an excellent singer and he can dance all of the latest dance moves.

• Insert comma after the word "singer"

• Insert comma after the word "and"

• No comma needed

I want Harold to show me how to dance but I’m afraid to ask him.

• Insert comma before the conjunction

• Insert comma after the conjunction

• No comma needed

Harold is going to the prom with Kendra or Olivia.

• Insert comma after the word prom

• Insert comma before the conjunction

• Insert comma after the conjunction

• No comma needed

Where would a comma be inserted into this sentence?
"I have many questions and answers are being researched."

• After the word "questions"

• Before the word "being"

• There is no way to make this a correct sentence

Is a comma used in the following sentence?
"The coin was tossed and the game had begun."

• Yes, absolutely

• No, absolutely not

• The comma is optional, and would be inserted both before and after the word "and"

• The comma is optional, and would be inserted before the word "and"

What punctuation is missing in the following compound sentence?
I don't like my meat overcooked and tough nor do I like my milk warm.

• semicolon

• comma

• period

Does this sentence need a comma?
I went to dance and then went home.

• Yes

• No

Does this sentence need a comma?
She said you were in shock but I think you're just lazy.

• Yes

• No

Does this sentence need a comma?
Should I go to the mall or movies?

• Yes

• No