美国的一家人邀请我去那里学习。签证怎么办啊？

B1 Visa - Business Travel Visa - B2 Tourist Visa - Visitor Visa.
Nonimmigrants who wish to visit the US for business must obtain a B1 visa to enter the United States. Generally these visas are valid for five to ten years. However, the visa holder is only allowed to remain in the US while his or her I-94 card is valid. B1 holders should return to their home country or apply for a visa extension before their I-94 card expires. Failure to extend the visa or return home can result in the current visa being revoked and future visa applications being denied.

H1B Visa
H1B Visa Details

The H1B visa is for workers who will perform in a specialty occupation. A specialty occupation requires theoretical and practical application of a body of specialized knowledge along with at least a bachelor’s degree or its equivalent. For example, architecture, engineering, mathematics, physical sciences, social sciences, medicine and health, education, business specialties, a