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【单选题】
Which of the following is NOT considered bad table manner?
A.
Smack one's mouth to show that he enjoys the meal.
B.
Make a loud sound when one is drinking soup.
C.
Speak only when one has swallowed the food in his mouth.
D.
Excuse oneself from dinner table by saying he is going to the toilet.
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【单选题】Substances, whether in the solid, liquid, or gaseous state, possess______ which are independent of the force of cohesion.
A.
attributes
B.
tendencies
C.
elements
D.
ingredients
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【多选题】5多选Materials in solid state may be _________.
A.
Solid
B.
Amorphous
C.
Liquid
D.
Crystalline
【简答题】(10天津市26).今春我国西南大部分地区发生严重的旱灾,我们在抗旱救灾的同时,更应倡导保护水环境、珍惜水资源。请回答下列问题: (1)不论是自来水还是纯净水,你认为保持水化学性质的最小粒子是______。下列选项中能确认水是由氢元素和氧元素组成的实验是__________(填序号,下同)。 A.水的蒸馏         B.水的蒸发       C.水的电解       D.水的净化 (2)右图...
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A.
Solid
B.
Amorphous
C.
Liquid
D.
Crystalline
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A.
Solid-state arrays result in elimination of high-power waveguides.
B.
Solid-state arrays generally result in lower antenna ohmic losses that have to be accounted for in radar sensitivity budgets.
C.
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D.
Solid-state arrays eliminate some of the high-voltage and x-ray concerns associated with tube transmitters.
【单选题】Solid state disk and the USB flash drive can be classified as ()?
A.
magnetic storage
B.
Solid state storage
C.
optical storage
D.
storage medium
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