Mr. Zhang.
1. The pronunciation of Mr: English ['m?st?(r)], American ['m?st?r].
2. Usage: Mr means "Mr.", which is the abbreviation of mister and is used before a man's surname (first name) or position.
When addressing a certain couple, use the form "Mr and Mrs+husband's surname", in which Mr and Mrs generally cannot be reversed; when used as subjects, the predicate verb should also be plural. In spoken English (especially American English) the full form of Mr (mister) can be used independently as an address.
Extended information
The difference between Mr, Miss, Mrs and Ms:
1. Mr refers to men and can be used for all men (regardless of marriage) No) surname or first name such as: Mr Green: Mr Green, Mr Smith: Mr Smith?
2. Miss refers to an unmarried woman, such as: Miss Wang: Miss Wang?
3. Mrs, wife, married woman, add the husband's surname after the husband's surname, for example: if the husband's surname is Huang, then the wife is called Mrs.
Huang
4. Ms, it is usually unknown whether she is married or her husband’s surname is unknown, such as: Ms. Zhang: Ms Zhang