- 搜标题
- 搜题干
- 搜选项
单项选择题
The first large group of Chinese stepped on the land of America was in the 19th century with the outbreak of the Opium War in China and ________ in America.
The first large group of Chinese stepped on the land of America was in the 19th century with the outbreak of the Opium War in China and ________ in America.
A、the Westward Movement
B、the abolition of slavery
C、the California gold rush
D、the oversea expansion
