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【单选题】
第三章课后练习,3-1,3-4,3-5
A.
1
B.
2
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参考答案:
举一反三
【单选题】消毒酒精中酒精的体积分数为70%~75%,则消毒酒精中的溶剂是(  )
A.
B.
酒精
C.
D.
说不定
【单选题】75%的消毒酒精,是指
A.
100mL 水中含 75ml 酒精
B.
100g 水中含 75ml 酒精
C.
25ml 水中加入 75ml 酒精
D.
100g 水中含 75g 酒精
【单选题】Crying is a nearly universal sign of grief, though some mourners report that, despite genuine sorrow, they cannot shed tears,sometimes even for years after their loved one has gone. Unlike today, when...
A.
- Sometimes people cannot cry despite genuine grief.
B.
- Men are less likely to give reasons for their tears.
C.
【多选题】以下哪些是西方文明的来源?
A.
古希腊哲学
B.
玛雅文明
C.
基督教
D.
罗马法律
【单选题】75%的消毒酒精是指
A.
100ml水中含有75ml酒精
B.
100g水中含有75ml酒精
C.
25ml水中加入75ml酒精
D.
100g水中含75g酒精
【单选题】When Mrs. Ritchfield walked him to school the day after the funeral, the author felt______.
A.
embarrassed by no elitist English car
B.
inferior to Danny and his friends
C.
relieved for being equals with Danny and his friends
D.
extremely sensitive about the loss of an expensive car
【简答题】金属固态相变有哪些主要特征?哪些因素构成相变的阻力?
【单选题】75%的消毒酒精是指
A.
100ml水中含有75ml酒精
B.
100g水中含有75ml酒精
C.
25ml水中加入75ml酒精
D.
100g水中含75g酒精
【判断题】Zhao Zilong Lion is a symbol of inauspiciousness and usually burned right after the funeral.
A.
正确
B.
错误
【单选题】75% 的消毒酒精是指:( )
A.
100ml 水中含 75ml 酒精
B.
100 克水中含 75ml 酒精
C.
25ml 水中加入 75ml 酒精
D.
100 克水中含 75 克酒精
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