What do you use when connecting two connected sentences?

Fix this sentence:
You are always up to date.

What do you use to connect two or more words to form a compound word?

--

Fill in the blank:
John was a great hockey player___his brother David was not.

What is sometimes a replacement for a parentheses or dash?

What do you use after the greeting of a business letter?

:

Fill in the blank:
It is 8 00 am and i am not ready for school. I still need to pack 3 things my sweater, my lunch, and my homework.

Put a hyphen where needed:
I have sixty six blue marbles and one hundred ninety three in total.

What do you use to signal a break in a thought?

( )

Put a colon/semi-colon in this sentence:
Go to the market and get the following an orange, two apples, and a banana.

Fill in the blank:
If i go out for dinner with my parents which i am not sure i will i don't know where we would go.

what do you use to enclose information that is added to a sentence, but which is not of critical importance?

-

Put colons/semi-colons in this sentence:
I ate 17 cookies last night two of which were at 1 00 am.

Fix the sentence:
During exams now through next Tuesday Lia will concentrate on studying.

what do you use between independent clauses not joined by and, but, or or?

;