GRE考试

【单选题】According to the passage, all of the following were true of the center of the atomEXCEPT 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
网考网参考答案：C
网考网解析：
The passage states that molecules are made of atoms; logically, therefore, an atom is smaller, not larger, than the molecule to which it belongs. Choice A is incorrect. Line 5 states that atoms "have never been seen or photographed." Choice B is incorrect. Lines 21-22 mention the presence of positive electric elements. Choice D is incorrect. Lines 5-8 note the ingenious laboratory experiments that determine its operations or processes.’ Choice E is incorrect. Lines 14-15 mention the average diameter of a molecule is 1/125 millionth of an inch. Atoms are smaller yet. document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>