单项选择题

How long will the Chinese panda cloning project take according to the passage

A．One year.
B．Three to five years.
C．Two years.
D．Twenty-five years.
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单项选择题
The word groundbreaking (Para. 6) can be interpreted as ______.
A．essentially new
B．pioneering
C．evolutionary
D．epoch-making
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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