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【单选题】
关于温度、比热容、热量、内能，以下说法正确的是（ ）A.
一块0℃的内能，它的分子在不停的运动
B.
一个物体吸收了热量，它的温度一定会升高
C.
冬天用热水袋暖手是用做功的方式改变内能
D.
用水作为汽车发动机散热器的冷却剂，其主要原因是水的比热容较小
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【单选题】中国药典规定精密称定,是指称量时 ( )
A.
须用一等分析天平称准至 0.1 mg
B.
须用半微量分析天平称准至 0.01 mg
C.
不论何种天平但须称准至样品质量的千分之一；
D.
须称准 4 位有效数字；
【单选题】Five fables(寓言)will be told for you 1. Why did the wolf get killed? ( )
A.
Because the shepherd discovered that he was actually a wolf.
B.
Because the shepherd thought that he was a sheep.
C.
Because the shepherd wanted to punish him for eating some of his sheep.
【单选题】中国药典规定“精密称定”,是指称量时
A.
使用分析天平称准至0.1mg
B.
使用万分之一天平称准至0.1mg
C.
使用标准天平称准至0.1mg
D.
使用微量分析天平称准至0.01mg
E.
不论使用何种天平,但须称准至所取质量的千分之一
【单选题】Why does the professor mention a tick?A．To compare a tick's behavior. to that of a wolf.##
A.
Why does the professor mention a tick? A．To compare a tick's behavior. to that of a wolf.
B.
To contrast a tick's behavior. from that of a mosquito.
C.
To differentiate ticks from parasites.
D.
To support the example of a mosquito as a parasit
【单选题】The reception was attended by memebers of the local community.
A.
excellent
B.
conspicuous
C.
prominent
D.
noticeable
【单选题】The reception was attended by members of the local community.
A.
conspicuous
B.
prominent
C.
noticeable
D.
obvious
【单选题】中国药典规定“精密称定”,是指称量时
A.
使用万分之一天平称准至0.1mg
B.
使用微量分析天平称准至0.01mg
C.
不论使用何种天平，但须称准至所取质量的千分之一
D.
使用标准天平称准至0.1mg
【单选题】Why did the wolf get killed?
A.
Because the shepherd discovered that he was actually a wolf.
B.
Because the shepherd thought that he was a sheep.
C.
Because the shepherd wanted to punish him for eating some of his sheep.
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