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【单选题】
关于紫外线杀菌不正确的是( )A.
紫外线杀菌与波长有关
B.
紫外线损伤细菌DNA构型
C.
紫外线的穿透力弱，故对人体无害
D.
紫外线适用于空气或物体表面的消毒
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【简答题】喷油器清洗检测仪在检查并添加检测液中,从圆筒上方的圆孔倒入专用喷油器检测液,观察侧面的液位指示器,一般以加注油箱容量的______ 即可。
【简答题】Some people think it’s better to be self-employed. Other people say it is better to work for a company or an institution. What do you think? Write a composition of about 200 words on the topic: Is It ...
【简答题】They are beginning to gain insight into many ways left-handed differ from right-handed by considering how their brains work.
【单选题】It is better to be reflective about problems than to be thoughtless.
A.
thoughtful
B.
considerate
C.
calm
D.
responsive
【单选题】Generally speaking, dyslexia is more common in left-handed males than in right-handed females.
A.
Right
B.
Wrong
C.
Not mentioned
【简答题】With one right and one left-handed parent,______ of the children will be left-handed.
【简答题】电子技术可分为( )电子技术和( )电子技术。
【简答题】A．Right-handed people are superior to left-handed people. B．Right-handedness is determined genetically, but left-handedness is learnt. C．About 18% of identical twins are left-handed. D．Scientists have...
【单选题】After a stroke, left-handed people recover their speech more quickly than right-handed people.
A.
Y
B.
N
C.
NG
【单选题】The author believes______.
A.
it is better to be given information about too many properties than too few
B.
you should only look at details of properties of the kind you have decided to buy
C.
the agent will only show you the details of properties you have in mind
D.
it doesn't matter if you miss a few properties you may be interested in
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