The term "chairperson" is more inclusive and gender-neutral, so it is generally preferred over "chairman" or "chairwoman." It is appropriate to use "chairperson" to refer to the individual leading a meeting or organization, regardless of gender.
The correct spelling is someone.
"It is the time for someone" is correct. It implies that it is the right moment or opportunity for that person.
The correct spelling is "barring" when referring to preventing someone from doing something or entering a place.
The correct spelling is "suspicious" (as of someone or circumstances).
Yes, it is correct to say that something impacted someone's life. When you say "impacted on someone's life," you are emphasizing the effect that something had on that person's life.
Only if they have the same sense of humor as you do. If not them no because it's rude and they may think your trying to insult them. i wouldn't recommend addressing someone as Mr. Chairperson.
Someone who conducts a meeting of some type is called the chairperson.
Unless the chairperson has already been appointed/assigned by someone of higher authority, they are selected from among the members of the committee by majority vote of the members.
capable performer, skilled person, talented and experienced chairperson
Only if it's someone's title. In China, under Chairman Mao, there were many persecutions of dissenters. But, if it's not used as someone's official title, it is not capitalized: Jeff was appointed chairman of the committee.
The correct spelling is someone.
"It is the time for someone" is correct. It implies that it is the right moment or opportunity for that person.
A chairman is someone who sits on a board of directors. They are generally the head of the board. To abbreviate the word, it could be written as "ch" or "chair".
It would be more correct to say, someone who.
The phrase 'urged by someone' is correct; e.g. "He was urged by someone to fight for his rights."
"May I call on Mr. Smith as the next speaker" is correct only if the speaker is asking permission from someone else. If the speaker is a chairman or other recognized leader of a meeting, the speaker should simply say, "I call on Mr. Smith as the next speaker.
That is correct; you must get it from someone who has it.