单项选择题

According to the passage, all of the following were true of the center of the atom EXCEPT that it

(A) had not yet been seen by the naked eye
(B) contained elements that were positively charged
(C) was very little larger than a molecule
(D) followed experimentally determinable processes
(E) was smaller than 1/125 millionth of an inch

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热门试题

单项选择题

It can be interred that prior to 1950, for a historian to choose to specialize in black history

(A) was encouraged by the academic establishment
(B) established his academic conventionality
(C) afforded him special opportunities for publication
(D) was detrimental to his professional career
(E) enhanced his contact with his colleagues

单项选择题

The author’s attitude toward Goethe’s writings is best described as

(A) unqualified endorsement
(B) lofty indifference
(C) reluctant tolerance
(D) measured admiration
(E) undisguised contempt