中国大学MOOC: Uber is quite popular in the United States.
举一反三
- 中国大学MOOC: There are ________________ (a number）states in the United States.
- A popular belief______ radio and television have homogenized the language of the United States. A: states that B: that is stated C: that states D: stating that
- There are _____ states in the United States.
- The Constitution of the United States of America is the Supreme law of the United States.
- There are 50 stars on the national flag of the United States. They represent today's 50 States of the United States.