I think 4 needs to be “Will you be there when I get home?”
Answer:
by looking at they way the person acts
Explanation:
u should have learnt it at elementary school
Answer:
he said that he would be there again tomorrow
Answer:
This is not surprising because there are about 100 billion stars in our galaxy.
A semicolons NEVER should be used to try to create a "pause" longer than that achieved by a comma. If you can use a period correctly, then you can use a semicolon correctly. A semicolon is used just like a period, but it is used to separate two complete sentences when the sentences are closely related in meaning.