下面是新东方网整理的2021GRE填空练习题汇总,供大家参考。
1. This project is the first step in a long-range plan of research whose ________ goal, still many years off, is the creation of a new prototype.
(A) cooperative
(B) reasoned
(C) original
(D) ultimate
(E) intentional
2. Eric was frustrated because, although he was adept at making lies sound ________, when telling the truth, he ________ the power to make himself believed.
(A) plausible.. lacked
(B) convincing.. held
(C) honest.. found
(D) true.. acquired
(E) logical.. claimed
3.In certain forms of discourse such as the parable, the central point of a message can be effectively communicated even though this point is not ________.
(A) preferred
(B) explicit
(C) inferable
(D) discerned
(E) illustrated
4.Always circumspect, she was reluctant to make judgments, but once arriving at a conclusion, she was ________ in its defense.
(A) nonplussed
(B) obsequious
(C) intransigent
(D) deferential
(E) negligent
5.The techniques now available to livestock breeders will continue to be ________, but will probably be ________ by new ones under development.
(A) fruitful.. reversed
(B) refined.. upgraded
(C) inconvenient.. reassessed
(D) used.. supplemented
(E) harmless.. improved
6. Any population increase beyond a certain level necessitates greater ________ vegetable foods; thus, the ability of a society to choose meat over cereals always arises, in part, from ________ the number of people.
(A) reliance on.. replenishing
(B) production of.. estimating
(C) spending on.. concealing
(D) recourse to.. limiting
(E) attention to.. varying
7. Ethologists are convinced that many animals survive through learning-but learning that is ________ their genetic programming, learning as thoroughly ________ as the most instinctive of behavioral responses.
(A) superseded by.. primitive
(B) compatible with.. transient
(C) complementary to.. familiar
(D) derived from.. inventive
(E) dictated by.. stereotyped
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