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【单选题】
下列表述正确的是( )。
A.
父母的血型分别为A型和O型,其子女的血型也只会是A型或O型
B.
吸气时.人的肺容积增大,肺内气压大于大气压
C.
含酸味的水果一般是酸性食品,而乳酪、甜点一般是碱性食品
D.
艾滋病病毒能在蚊虫体内生存、繁殖,会通过蚊虫叮咬传播给人类
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参考答案:
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【简答题】阅读理解。 The first robots were invented in the 1920s.Robots have appeared in many American films. In some films, they are stronger, faster and cleverer than people. In real life, robots are mainly used i...
【简答题】Industrial robots are already working in many factories around the world and in our homes, for instance as smart vacuum cleaners. Scientists say in a few years we will start seeing so-called “social r...
【单选题】—  _______ your new T-shirt? —  It`s green. [     ]
A.
What color
B.
How much
C.
What`s
【单选题】Many early robots resulting ________ mechanical and electrical system, became central to mechatronics.
A.
in
B.
of
C.
from
【判断题】微机系统由于软件代码错、参数错造成的系统故障属于硬件故障。
A.
正确
B.
错误
【判断题】微机系统由于软件代码错误、参数错误造成的系统故障属于硬件故障。
A.
正确
B.
错误
【单选题】哪项除外均不是尿液防腐剂:
A.
酒精
B.
安尔碘
C.
石蜡油
D.
浓盐酸
E.
84消毒液
【单选题】听力原文:Isn't that new concert hall outstanding? What does the speaker mean?
A.
Isn't he standing outside the concert hall?
B.
The concert hall in the city isn't new.
C.
Is the concert hall still standing?
D.
The new concert hall is excellent.
【简答题】水准测量的误差包括【】、【】、【】_.
【单选题】What does Nancy think of her new neighbors? 查看材料
A.
They are not polite.
B.
They seem nice.
C.
They are crazy.
D.
They don't talk much.
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