中国大学MOOC:"There are___major types of student visas for those who want to go to study in the United States.";
举一反三
- 中国大学MOOC: The J visa is for those who want to participate in a/an______ in the United States.
- 中国大学MOOC: There are ________________ (a number）states in the United States.
- There are _____ states in the United States.
- 中国大学MOOC: Tier 4 is for those who want to_____in the U.K.
- 中国大学MOOC:"If the student wants to get an F1 visa, he must be accepted as a___by the colleges or universities in the United States. ";