题目内容:
Paragraph 4______
A.Reason Why Not Many Scientists Carry out This/Research Nowadays B.Report about Washoe’S Progress in Learning Sign Language
C.GeneraI l nformation about Washoe
D.The Gardeners’Contributions Recognized
E.Debate on Chimps’Intelligence
F.Washoe’S Love for Three Young Chimps.
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答案解析: