The author says that he is a naturalist rather than a scientist probably because he thinks he__________.

2023-05-26

A.just reads about other people's observations and discoveries
B.comes up with solution in most natural ways
C.has a great deal of trouble doing mental arithmetic
D.lacks some of the qualities required of scientist

参考答案:D

由最后一段“0ne ofthe outstanding and essential qualities required is self—discipline.aquality I lack.”可知,D项正确。

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