单项选择题

陶渊明的饮酒诗共多少首？（）
A、20
B、30
C、40
D、50

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单项选择题

使用齐次坐标可以将n维空间的一个点向量唯一的映射到n+1维空间中
A、正确
B、错误

多项选择题

Suppose you have a cousin who came back to his hometown to start his own business after graduating from university. He heard that you have taken the innovation and entrepreneurship course. And he asked you what can help him improve his success rate. Which of the following options do you choose to guide him? Choose carefully. Don’t mess with your cousin!
A、Having a knowledge of the entrepreneurial environment and preferential policies of hometown, and trying to get a little more support on venues, funds, etc.
B、Having a knowledge of the urban planning of the hometown.
C、Avoiding projects prohibited and restricted by the city.
D、Immersing himself in hard work and don’t care about anything else.