大学英语四级考试完形填空精学精练(第三篇)

大学英语四级考试完形填空精学精练(第三篇) albert einstein is said to have been asked by a student, “what finding helped you most when you were _71_ the theory of relativity?” einstein replied without _72_ moments hesitation. “finding how to _73_ about the problem.”the same _74_ is told about sir isaac newton and _75_ other scientists. we have no proof _76_ any of these well-known conversations _77_ took place, but we are prepared to _78_ that they did, and, if so, that the _79_ was the same one einstein gave, _80_ this is the “way scientists work _81_ science progresses.”*scientists usually work toward models of the process of structure they are studying. _82_ we have models of the structure _83_ the universe and of the atom, models of the process _84_ which the genetic (遗传的) pattern is passed from one building block of life to _85_ models of the economic system and _86_ on. some models are mathematical, but a _87_ does not have to have equations (方程) or even diagrams; the _88_ requirement is no doubt that it _89_ an insight (洞察) into the relationships that determine _90_ something works as it does or how it is put together.71. a) designing b) inventing c) revealing d) developing72. a) a b) the c) an d) some73. a) know b) learn c) think d) argue74. a) event b) news c) story d) information75. a) any b) more c) few d) several76. a) that b) since c) which d) as77. a) naturally b) actually c) eventually d) regularly78. a) forget b) consider c) believe d) realize79. a) question b) answer c) conversation d) topic80. a) although b) because c) unless d) once81. a) while b) or c) and d) but82. a) otherwise b) nevertheless c) still d) thus83. a) of b) in c) with d) over84. a) for b) by c) on d) to85. a) either b) other c) both d) another86. a) so b) later c) further d) straight87. a) structure b) pattern c) process d) model88. a) urgent b) important c) original d) unnecessary89. a) provide b) will provide c) provided