单项选择题


A．involved
B．invested
C．concerned
D．budgeted
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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
What could be the major problem in cloning pandas according to Dr. Kraemer
A．Lack of available panda eggs.
B．Lack of host animals.
C．Lack of qualified researchers.
D．Lack of funds.
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