He responded to the call for help.
I have already responded to your question.
Here are some sentences.
The police responded quickly.
She responded favorably to his request.
She delivered a harangue about... She responded with a harangue about...
No, respond means in the present, now or in the future; responded means in the past, previously: I have that information and can respond to the inquiry. I will respond to your inquiry as soon as I can. I responded to the inquiry last week.
No, the correct form should be "Thanks to everyone who has already responded." since "everyone" is considered singular.
If the crew are not happy then there will be mutiny. The fire crew responded quickly.
This is simple question. It may be answered in a simple sentence; He responded politely.
"The prince was very suave, and all the women responded to his charm."
The young boy was very arrogant when he responded to the teacher.
How easily the horse responded, once the bridle was in place.
He responded to our attempt to get him out of bed with several minutes of incoherent muttering.
You can use the word "belligerently" in a compound sentence by connecting two independent clauses with appropriate conjunctions like "and", "but", or "so". For example, "She spoke belligerently, and he responded with calmness."
One 'full stop' punctuation mark (i.e., a period, question mark, or exclamation point) at the end of a sentence is sufficient, whether it is within or outside of a quote, parentheses, etc. Anything more is just unnecessary clutter.
A noun functions in a sentence as the subject of a sentence or clause, and as the object of a verb or a preposition. Examples: subject: The demand for the new product has increased steadily. object: Management has not responded to our demand.