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【单选题】
我国第一部长篇童话是哪本书?A.
稻草人
B.
大林和
C.
和胡子伯伯
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举一反三
【单选题】Jack has flown to New York, but he will be back before long ,because he went there only on_____business.
A.
short-term
B.
short term
C.
short-termed
D.
short-terming
【单选题】He went to Paris the next year, ______ he lived and was never back.
A.
where
B.
when
C.
which
D.
that
【简答题】创建引导层动画,被引导层中的对象在起始帧和结束帧处分别将对象元件的中心点______到引导线的两端
【简答题】色谱法的应用相关测试完成以下题目: 1、 采用 HPLC 外标法测定双黄连口服液中黄芩苷和绿原酸的含量,通过色谱分析,相同条件下测得黄芩苷(保留时间t R1 =4.5min 、峰宽W 1 =0.15min) ,绿原酸(保留时间t R2 =6.8min 、峰宽W 2 =0.25min) 。已知测得黄芩苷对照溶液色谱峰面积A 对 =15000 , 黄芩苷对照溶液浓度C 对 =0.5μ g/ml 。测得...
【单选题】After he _____ home, he took a bath. [ ]
A.
went back to
B.
come back to
C.
go back
D.
went back
【单选题】When he retired and went back home in _____ , he was already in ____ . [ ]
A.
the fifties ; his sixty
B.
fifties ; his sixties
C.
the fifties , his sixties
D.
fifty , sixty
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