单项选择题

The word "groundbreaking" (Para. 6) can be interpreted as ______.

A．essentially new
B．pioneering
C．evolutionary
D．epoch-making
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单项选择题
The best title for the passage may be ______.
A．China--the Native Place of Pandas Forever
B．China's Efforts to Clone Pandas
C．China's First Cloned Panda
D．Exploring the Possibility to Clone Pandas
单项选择题
The aim of Noah's Ark project is to ______.
A．implant embryo into a host animals
B．salute the Chinese efforts in saving pandas
C．save endangered animals from extinction
D．introduce a new species
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