皮皮学,免费搜题
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【单选题】
银行存款日记账是根据()逐日逐笔登记的
A.
与银行存款收.付业务有关的凭证
B.
转账凭证
C.
银行对账单
D.
库存现金收款凭证
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皮皮学刷刷变学霸
举一反三
【判断题】化合物中H的NMR谱化学位移取决于质子的电子环境。
A.
正确
B.
错误
【单选题】精加工细长轴外圆表面时,较理想的切屑是( )。
A.
“C”形屑
B.
带状屑
C.
紧螺卷屑
D.
崩碎切屑
【单选题】化合物中H的NMR谱化学位移取决于( )
A.
所使用的仪器
B.
质子的电子环境
C.
测试所用的溶液浓度
【单选题】阅读理解 下列对柳树着 “金”色的原因,分析正确一项是 ( )
A.
在夕阳中
B.
像新娘
C.
显富贵气
D.
在波光里
【单选题】听力原文: In an apparent attempt to force direct dialogue with the United States, North Korea threatened on Tuesday to abandon the armistice that ended the Korean War five decades ago, accusing Washington...
A.
intended to have direct negotiations with the U. S.
B.
prepared for the American preemptive attack
C.
wanted to take a decisive step for many years
D.
thought it possible the armistice would bind them
【多选题】指出下列哪些二烯烃稳定性强?
A.
CH 2 =C=CHCH 2 CH 2 CH 3
B.
CH 2 =CH—CH=CHCH 2 CH 3
C.
CH 2 =CHCH 2 CH=CHCH 3
D.
CH 3 CH=CH—CH=CHCH 3
【简答题】We (apologize) for inconvenience caused by the train ’ s delay.
【单选题】精加工细长轴外圆表面时,较理想的切削形状是( )
A.
‘C’形屑
B.
带状屑
C.
紧螺卷屑
D.
崩碎切屑
【单选题】属于曲面立体的是()。
A.
B.
棱柱
C.
长方体
D.
棱台
【单选题】听力原文: In an apparent attempt to force direct dialogue with the United States, North Korea threatened on Tuesday to abandon the armistice that ended the Korean War five decades ago, accusing Washington...
A.
intended to have direct negotiations with the U. S.
B.
prepared for the American preemptive attack.
C.
wanted to take a decisive step for many years.
D.
thought it possible the armistice would bind them.
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