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【多选题】
铅垂线的三面投影中,能真实反映线段实长的投影为A.
水平投影
B.
正面投影
C.
侧面投影
D.
以上都不是
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反馈参考答案：
举一反三
【单选题】微需氧菌的培养条件为
A.
3％02、17％C02、80％N2
B.
5％O2、l0％C02、85％N2
C.
10％O2、15％C02、75％N2
D.
15％O2、5％C02、80％N2
E.
20％O2、10％C02、70％N2
【单选题】To call the music of another music-culture 'primitive' is ______ one's own standards on a group that does not recognize them.
A.
putting
B.
emphasizing
C.
forcing
D.
imposing
【单选题】To call the music of another music-culture “primitive” is ____ one’s own standards on a group that does not recognize them.
A.
putting
B.
imposing
C.
forcing
D.
emphasizing
【单选题】下列日期表达式错误的是
A.
{^2004/03/09}+15
B.
{^2004/02/25}+date()
C.
{^2004/03/09}-15
D.
{004/02/25^}-date()
【单选题】The light was ________ as quickly as it had come, and her shoulders curled with disappointment.
A.
omitted
B.
closed
C.
erased
D.
extinguished
【简答题】To call the music of another music-culture “primitive” is ________ one’s own standards on a group that does not recognize them. A) putting B) emphasizing C) forcing D) imposing
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