The author of the book On the Human Animal was not at all dubious of the disastr

游客2023-12-25 47

问题 The author of the book On the Human Animal was not at all dubious of the disastrous future of human’s life in that respect.

选项 A、ambiguous
B、doubtful
C、assured
D、confident

答案 B

解析 dubious意即doubtful。

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