The reason for their unusual behavior remains a puzzle.

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问题 The reason for their unusual behavior remains a puzzle.

选项 A、fact
B、mystery
C、statement
D、game

答案B

解析 puzzle这个名词的意思是“令人困惑的事情或问题、不解之谜”。四个选项中只有 mystery和它同义。又如：It is still a puzzle／mystery how the ancient Egyptians built the pyramids．(古埃及人究竟怎样建造金字塔至今还是个没有解开的迷)。

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本试题收录于：职称英语理工类B级题库职称英语分类

职称英语理工类B级

职称英语

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The reason for their unusual behavior remains a puzzle.

职称英语理工类B级

职称英语

It’sconvenienttotakebussincebusesleaveatshortintervals.

【H1】【H8】

Peoplehavewonderedforalongtimehowtheirpersonalitiesandbehaviorsareformed.Itisnoteasytoexplainwhyonepersoni

TwoscientistswhohavewonpraiseforresearchintothegrowthofcancercellscouldbecandidatesfortheNobelPrizeinmedic

Americansstillhavebeengainingweight,althoughtheyhavecuttheiraveragefatintakefrom36to34percentoftheirtotald

ProlongingHumanLifeProlonginghumanlifehasincreasedthesizeofthehumanpopulation.Manypeoplealivetodaywouldha

CulturalDifferencesPeoplefromdifferentculturessometimesdothingsthatmakeeachotheruncomfortable,sometimeswithou

Onaclearnight,peoplecansee______Nowadaysevensuburbsarebecomingunsuitableforastronomerstodotheirjobsbecause__

Maryjusttoldusaveryfascinatingstory.

Sheeventuallymarriedthemostpersistentoneofheradmirers.

购买者更重视品牌的()

计算∫．

氨基苷类抗生素与尿道碱化剂配伍，能增强尿路感染的抗菌效能。()

患者，男，40岁。因过敏性鼻炎出现鼻塞症状到医院就诊，医生开具呋麻滴鼻液，连续用药数次后，感觉原用药剂量无效，需加大剂量方才有效，发生此现象的原因是

以下哪项不是胎儿窘迫监床表面：

某棉纺织厂的纺织联合厂房，在回风机的前端设置滤尘器对空气进行净化处理。如需将过滤后的空气循环使用，应使空气中的含尘浓度低于其爆炸下限的()。

公安局认定朱某嫖娼，对其拘留15日并处罚款5000元。关于此案，下列说法中不正确的是()。

什么叫“古树名本”，对城市“古树名本”如何管理?

It’stimeforAmericatostartfollowingothercountries’leadswhenitcomestoeducation,accordingtoanewreportbytheNat

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