Yes, a comma is needed after "morning" to separate the introductory clause from the main clause: "When you get up in the morning, I am hungry."
If you combine two independent clauses (two sentences) into one sentence, you need to use a comma and a conjunction. Right: I am hungry, and I am tired. Right: I am hungry, but I am not going to eat. Wrong: I am hungry and I am cold. Wrong: I am hungry, I am cold. You could also use a semicolon if the two thoughts are closely related. If you use a semicolon, do not use a conjunction. Right: I am hungry; I am going to eat. Wrong: I am hungry; and I am going to eat.
No, a comma is not necessary after "perhaps" when it is at the beginning of a sentence unless it is followed by a contrasting idea.
No, you do not always need to put a comma after the word "so" if it is the first word in a sentence. It depends on the context and flow of the sentence.
No, you do not need to put a comma after "To begin with" when it is used as an introductory phrase in a sentence.
Exclamations are typically separated from the rest of a sentence by a comma. "Oh! I didn't know that!" "Oh, it isn't that important."
If you combine two independent clauses (two sentences) into one sentence, you need to use a comma and a conjunction. Right: I am hungry, and I am tired. Right: I am hungry, but I am not going to eat. Wrong: I am hungry and I am cold. Wrong: I am hungry, I am cold. You could also use a semicolon if the two thoughts are closely related. If you use a semicolon, do not use a conjunction. Right: I am hungry; I am going to eat. Wrong: I am hungry; and I am going to eat.
No
No.
No, a comma is not necessary after "perhaps" when it is at the beginning of a sentence unless it is followed by a contrasting idea.
To seperate the words in a sentence.
No, you do not need to put a comma after "To begin with" when it is used as an introductory phrase in a sentence.
No, you do not always need to put a comma after the word "so" if it is the first word in a sentence. It depends on the context and flow of the sentence.
"In five years, things happened." Yes you do need a comma.
Exclamations are typically separated from the rest of a sentence by a comma. "Oh! I didn't know that!" "Oh, it isn't that important."
Yes, a comma is needed in the sentence. The correct way to write it would be "Yale is in New Haven, Connecticut." The comma is used to separate the city (New Haven) from the state (Connecticut) in the sentence.
No.
No.