你想要感谢对方的帮助,可以这样说:
for your help.
Chairman Mao once (say) that women could hold up half the sky.
Mid﹣Autumn Festival is a special time for families and it is on the 15th day of the eighth lunar month.
The official language of China is Putonghua, the foreigners usually call it Mandarin.
He who has not climbed Great Wall is not a true man.
People around the world are working on (reduce) the causes of global warming.