Saying "Good morning, how are you" is such an expression.
You could ask them. Or you could give them the benefit of the doubt and believe and trust them.
"Donnez moi" in French means "give me." It is a polite way to ask for something.
Answer your telephone call in a polite manner within 6 rings.
goodmorning
You give (polite you, plural) They give
It seems like your question is incomplete. Could you please provide the full expression or clarify what you mean by "when d"? This will help me give you a precise answer.
Whenever you want.
Ma'am Madam
Presumably because they are symbolic of romantic love. If the object of your affection has a different favorite flower, you could give a mixed bouquet, or you could give different colored flowers to express different symbolism.
You give them the correct answer to their question
Yes as it's polite.