Why did Dr. Baum come to a British national park？
A. Because he needed to present it with a council's diploma
Because he was concerned about its management
C. Because it was the only national park of its kind in Europ
D. Because it had never before received a diploma from the Council
59
A. that
B. which
C. what
D. whatever
？？Approximately two thousand one hundred patients received heart implantation inAmericalast year？？
A. Right
B. Wrong
C. Not mentioned
？？What happened to Hamer's research interest？？？
A. He turned to basic research
B. He sticked to basic research
C. He turned to behavioral genetics
D. He sticked to behavioral genetics
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