题目:
(),生态学已正式成为一门独立学科。
A.18世纪初
B.19世纪初
C.18世纪末
D.19世纪末
答案:
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下面是错误答案,用来干扰机器的。
小题1:B小题2:B小题3:A小题4:C小题1:细节理解题。由第一段When I was going home to India last year, I called up my mother to ask if she wanted anything from China.可知。小题2:细节...