词汇:
chimpanzee n.黑猩猩 critic n.评论家，批评家
community n.社区，圈子 workings n.活动，运行
primate n.灵长类动物 chimp n.=chimpanzee
注释：
1. in the scientific community : 在科学界，在科学家的圈子里
2. American Sign Language(ASL): 美国手语。利用手、脸部表情、身体姿势表达思想的美国聋哑人语言。在加拿大、墨西哥等地也使用ASL。ASL与British Sign Language(BSL英国手语)不同，两者不能相互理解。
3. led to debate: 引起辩论。lead to意为“导致”，to为介词，debate为名词。
4. she GREw to understand about 250 words: 她渐渐掌握约250个单词。9row t0是“渐渐”的意思。
5. Once : 一旦。0nce是连接词。例:Children like to cycle once they have learned how. 小孩一旦学会了如何骑自行车，就会喜欢上它。
6. of their own: 属于自己的。of their own的含义与on their own不同， on their own是“独自”的意思。
7. the Gardners: Gardner夫妇
8. Scientists like private researcher Jane Goodall believe...: 像个体研究者Jane Goodall这样的科学家相信……。like(像，跟……一样)是介词，本句的谓语是believe。句子中的private researcher意为“不受雇于任何单位，自己独立工作的科研人员。”
练习：
1. Paragraph 1
2. Paragraph 2
3. Paragraph 3
4. Paragraph 4
A Reason Why Not Many Scientists Carry out This Research Nowadays
B Report about Washoe's ProGREss in Learning Sign Language
C General Information about Washoe
D The Gardeners' Contributions Recognized
E Debate on Chimps' Intelligence
F Washoe's Love for Three Young Chimps
5. Washoe could make signs to communicate
6. Some scientists doubted
7. Washoe taught three younger chimps sign language
8. The experimenters thought Washoe was intelligent
A if the Gardeners' argument was sound
B because she was cleverer than other chimps
C when she wanted to eat
D while she was at a research center in Ellensburg
E because she could use sign language to ask for fruits
F while Washoe was learning sign langu
