Which of the following is the best title for the text?
A. US"s Ramshackle Hegemony over Innovation
B. China: The Intellectual-Property Battleground
C. IP Infringement in China
D. China: An Incoming Creativity Hub
查看答案
It can be inferred from the first paragraph that previously it was thought that behavioural traits were______.
A. determined by nature
B. determined by nurture
C. determined by nature or nurture
D. determined by a mixture of nature and nurture
债券的分类按其发行是否具有担保可分为()和();按债权人的权益可分为()和不固定利率债券;按发行方式不同可分为()和()。
患者出现夜盲、毕脱斑是由于缺乏下列哪种维生素?()
A维生素A
B维生素B2
C维生素C
D维生素D