national library __1__ 7. first off, then on __2__
举一反三
- national library __1__
- What meeting decided that the PRC should have the National Day and the October 1 should be the National Day? A: The First Plenary Session of the CPPCC B: The First National Committee C: The first meeting of the First National Committee of the CPPCC D: The First Plenary Session of the National People’s Congress
- 婴儿发音大致经历三个阶段:1、简单发音阶段 2、__1__ 3、__2__。
- 对于光电脉冲编码器,维护时主要的两个问题是:(1)__1__,(2)__2__。
- The library in _____ was the first private library in the US.