请解释 "No Pains No Gains"的含义; 2. 举例证明。

填空题The economists stated that German economy would rank No. 3 after the United States and China by 2030.

填空题Robert Subbaraman recently published an inclusive report regarding China’s economy, polities, society and foreign policy by himself.

填空题The passage mainly explains the reason why Chinese economy is on fast track.

单项选择题Taz, the government officer ______.

单项选择题Roger did not stay long at the hotel because ______.