国开题库
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The author presented Letter A and B to us in order to _______.
#A.persuade us to support P.Vega.#B.present us two different types of attitudes towards extreme sports#C.tell us how to join the Extreme Sports Club#D.help us to find a way to challenge ourselves
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The author mentions food, tools and precious metals and stones together because they are all
#A.material objects#B.useful items#C.articles of value#D.difficult things to obtain
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The author mentions all of the following techniques for adults to share with their children’s curiosity except that adults should .
#A.tell their children stories instead of reciting (背诵) facts#B.offer their children chances to see things for themselves#C.be patient enough when their children answer questions#D.encourage their children to ask questions of their own
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The author mentions all of the following as results of a blackout EXCEPT _________.
#A.refrigerated food item may go bad#B.traffic lights do not work#C.people must rely on candlelights#D.elevators and escalators do not function
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The author compares “abilities” and “plants” to make the point that_______.
#A.education shapes and refines an individual’s innate qualities#B.individuals must be nurtured and protected as growing plants must be#C.some students learn better than others because they are born cleverer than others
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The Auditing Department is responsible for ______.
#A.checking and supervising all of the bank's activities#B.dealing with day-to-day business of the bank#C.providing technical support for many departments
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The atoms of certain substance are excited in such a way ______ they produce coherent light.
#A.which#B.who#C.that#D.what
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The atoms of a certain substance are ______in such a way that they produce coherent light.
#A.excited#B.produced#C.created#D.chosen
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The atmosphere certain gases mixed together in definite proportions.
#A.composes of#B.is made up#C.consists of
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The atmosphere ________ certain gases mixed together in definite proportions.
#A.compose of#B.is made up#C.consists of
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