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Charles Goodyear’s discovery of vulcanized rubber began when he inadvertently spilled a mixture of rubber and sulfur on a hot st
Charles Goodyear’s discovery of vulcanized rubber began when he inadvertently spilled a mixture of rubber and sulfur on a hot st
admin
2009-07-11
82
问题
Charles Goodyear’s discovery of vulcanized rubber began when he
inadvertently
spilled a mixture of rubber and sulfur on a hot stove.
选项
A、experimentally
B、unceasingly
C、incompetently
D、accidentally
答案
D
解析
inadvertently’“出于无心地”与D项的accidentally“偶然地”意义比较接近。Experimentally“试验地”;unceasingly“不停地”;incompetently“不胜任地”。
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本试题收录于:
职称英语卫生类B级题库职称英语分类
0
职称英语卫生类B级
职称英语
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