中国大学MOOC: How many pulblic holidays are there in America according to federal law?
举一反三
- How many pulblic holidays are there in America according to federal law? A: 8 B: 10 C: 12 D: 9
- 中国大学MOOC: In America, how many things does a bride need to prepare？
- 中国大学MOOC: How many colonies were established along the east coast of America by Great Britain?
- 中国大学MOOC:"The United States of America consists of 50 states and a federal government.";
- 中国大学MOOC: According to the degree how strongly people like sth, we can divide our interest into how many kinds of degree ( )