Sister is a singular term, not plural, therefore you would say how is your sister, not how are your sister.
The correct answer will be she is a sister of .
it really depends on the situation. Correct: My sister and I are going to the movies. Correct: This is a picture of my sister and me. It is easier to determine which one to use if you remove the other "person" from the sentence. Using the previous examples you would never say "Me is going to the movies", or "This is a picture of I."
It depends on the rest of the sentence. For example, it is correct to say Come see me at home, or You will find my sister and me at home. You could say "I'm at home" just "Me at home" is incomplete.
我有姐姐.This answer is correct in 100 percent sure
Yes, as the subject of a verb: My sister and I have different taste. But not as the object of a verb or a preposition: These are pictures of my sister and me. Yes it is it is like any other thing such as He and I.
You have a sister.
if your just saying "your sister has a test" then yes. if you but the word 'does' before "does your sister have a test" then that's correct.
Yes, "very loudly" is correct grammar. For example, you can say something like "My sister likes to sing very loudly in her bedroom."
It is grammatically incorrect to say sister and sister. You just say sisters.
Sister in law in Spanish is cunada.
how do you say sister in spanish
If it was "please don't bother my sister and ___."It would be me, but if it was "My sister and ___ are going to the movies," it would be I.