单项选择题

The word "project "(Line 2, Para.4) refers to ______.

A．a comprehensive study of juvenile delinquency
B．a full exploration of research designs
C．an extensive research on crime
D．a further investigation into new research techniques

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热门试题

单项选择题

In the first paragraph, the author draws an analogy between ______.

A．doing research and drawing a picture
B．research finding and picture's perspective
C．designing a research and making a quick drawing
D．a researcher and a painter

单项选择题

What is the significance of the discovery

A．It shows that modern humans lived in the Arctic more than 3,000 years ago.
B．It shows that Neanderthals lived in the Arctic more than 3,000 years ago.
C．It shows the oldest documented evidence for human presence at such high latitude.
D．It shows human could use tools 30,000 years ago.