单选题 Every culture (文化) calls teachers differently. For example, in many countries students call all teachers "Teacher". In the United States and Canada, this is not polite. It is important to know your teachers" names and how to call them. Then you can create (创造) a good relationship (关系) with your teacher. Also, you can ask questions when you need help.

单选题 Different countries have different ways to call teachers.
[A] True.
[B] False.

单选题 It is polite to call all teachers "Teacher" in the United States and Canada.
[A] True.
[B] False.

单选题 You can make teachers help you better when you know how to call them correctly.
[A] True.
[B] False.