5.According to the author, a born naturalist should first of all be ________.
A. full of ambition
B. full of enthusiasm
C. knowledgeable
D. self-disciplined
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4.The author says that he is a naturalist rather than a scientist probably because he thinks he ________.
A. lacks some of the qualities required of a scientist
B. has a great deal of trouble doing mental arithmetic
C. just reads about other people’s observations and discoveries
D. comes up with solutions in a most natural way
3.It can be inferred from the passage that the author was ________.
A. no more than a born naturalist
B. a naturalist but not a scientist
C. a scientist as well as a naturalist
D. first of all a scientist
2.The author can’t remember his relatives clearly because ________.
A. he didn’t live very long with them
B. he was fully occupied with observing nature
C. he was too young when he lived with them
D. the family was extremely large
5.The author’s purpose in writing this passage is to ________.
A. argue for teaching bright and not-so-bright pupils in the same class
B. recommend pair work and group work for classroom activities
C. offer advice on the proper use of the library
D. emphasize the importance of appropriate formal classroom teaching
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