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【简答题】
When a rather dirty, poorly dressed person kneels at your feet and puts out his hands to beg a few coins, do you hurry on, not what to do, or do you feel sad and hurriedly some money? What should our attitude beggars be? There can be no question that the world is full of terribly sad stories. It be terrible to have no idea where our next meal is going to come from. It seems not to give some money to beggars. , most of the world's great religions order us to be open-hearted and what we have with those less lucky than ourselves. But has the world changed? Maybe what was morally right in the old days, one knew exactly who in the village had suffered misfortune and needed help, is no longer the best idea. Quite a few people will not give to beggars. Let us look at their . First, some believe that many city beggars dress up to look pitiable and actually make a good from begging. Giving to beggars only encourages this sort of evil. , there is the worry that the money you give will be spent on beer, wine or drugs. Thirdly, there is the opinion there is no real excuse for begging. One might be poor, but that is no reason for losing one's sense of and self-dependence. There is an opinion that the problem should be handled by the government ordinary people. Some people think beggars should go to the local government department and help. It is hard to come to any final conclusion: there are various and we must them differently. A few coins can save a life in some situations, and even if the money is wasted, that does not take away the moral goodness of the . 小题1: A.to B.with C.at D.for 小题2: A.knowing B.expecting C.demanding D.settling 小题3: A.put away B.hand over C.take in D.get out 小题4: A.at B.in C.over D.towards 小题5: A.must B.can C.need D.might 小题6: A.warm-hearted B.generous C.cruel D.considerate 小题7: A.Strangely B.Honestly C.Certainly D.Surprisingly 小题8: A.give B.donate C.share D.contribute 小题9: A.why B.when C.what D.how 小题10: A.arguments B.quarrels C.sayings D.talks 小题11: A.on show B.on purpose C.for fun D.by accident 小题12: A.money B.comfort C.living D.decision 小题13: A.Secondly B.Surely C.Possibly D.Then 小题14: A.what B.whether C.that D.which 小题15: A.goodness B.pride C.security D.responsibility 小题16: A.rather than B.or rather C.other than D.but also 小题17: A.produce B.receive C.earn D.offer 小题18: A.cases B.events C.conditions D.states 小题19: A.go with B.communicate with C.deal with D.meet with 小题20: A.giver B.receiver C.villager D.government
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【判断题】CRH5型动车组车门控制单元会监测按钮,且只能在得到有效的开门命令时才会开启车门。()
A.
正确
B.
错误
【单选题】肺炎双球菌有许多类型,其中有荚膜的S型菌有毒性,能引起人患肺炎或使小鼠患败血 症而死亡;无荚膜的R型菌无毒性。下图为研究人员所做的细菌转化实验示意图,下列相 关说法正确的是
A.
C组为对照组,实验结果为小鼠死亡
B.
能导致小鼠患败血症死亡的有A、B、D三组
C.
E组实验表明,加入S型菌的蛋白质后试管中长出的还是无毒性的R型菌
D.
D组产生的有毒性的肺炎双球菌不能将有毒性性状遗传给后代
【单选题】下列细菌中,不能引起败血症的细菌有:
A.
大肠埃希菌
B.
肠炎沙门菌
C.
痢疾志贺菌
D.
变形杆菌
E.
丙型副伤寒沙门菌
【单选题】注意观察就会发现,高速公路并不是笔直的,每隔一段就会有一个弯道。高速公路不修成笔直的原因是( )。
A.
高速公路要依地势而建,不可能笔直
B.
笔直的高速公路会让司机很快疲劳,注意力不集中,容易出现事故
C.
转弯可以让司机减慢速度,降低事故发生的可能性
D.
有些土地不能被征用,必须绕行
【单选题】下面4种存储器中,属于数据易失性存储器的是( )。
A.
RAM
B.
ROM
C.
PROM
D.
CD-ROM
【单选题】在探究核酸是遗传物质的科学历程中,有如下重要实验:噬菌体侵染细菌实验、肺炎双球菌转化实验、烟草花叶病毒感染和重建实验。下列叙述不正确的是 ( )
A.
.用 32 P 标记的 T 2 噬菌体感染不具放射性的细菌,少量子代噬菌体中会含有 32 P
B.
.把加热杀死的 S 型细菌和活的 R 型细菌混合注入小鼠体内,会引起小鼠患败血症
C.
. S 型细菌的 DNA 用 DNA 酶处理后,能使活的 R 型细菌转化成 S 型细菌
D.
.用烟草花叶病毒的 RNA 感染烟草,烟草中会有子代病毒
【简答题】地球上的风由于什么原因不能笔直流动?
【简答题】笔直的
【单选题】下面4种存储器中,属于数据易失性的存储器是:
A.
RAM
B.
ROM
C.
PROM
D.
CD-ROM
【单选题】下列有关传染病的叙述,最不合理的是:
A.
欧洲殖民者侵入美洲时带去的天花病毒使美洲大陆 90% 以上的土著居民死亡;
B.
黑死病由老鼠和跳蚤传播,因此又被称为鼠疫 ;
C.
霍乱弧菌能侵入机体,引起败血症 ;
D.
脊髓灰质炎病毒为嗜神经病毒,主要侵犯中枢神经系统的运动神经细胞 。
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