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【单选题】
农村包围城市革命道路理论的中心内容是()
A.
武装斗争
B.
土地革命
C.
革命根据地建设
D.
党的领导
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参考答案:
举一反三
【单选题】二氯甲烷可写为( )
A.
CHCl 3
B.
n-BuOH
C.
Me 2 CO
D.
EtOAc
E.
CH 2 Cl 2
【单选题】The wedding reception was held______.
A.
in Edinburgh
B.
on Deeside
C.
at Balmoral
D.
in York
【简答题】There was a long wait at the reception desk, everyone was checking in.
【简答题】铜及其化合物一般都具有特征的颜色,例如Cu、Cu 2 O呈红色,CuO呈黑色,CuSO 4 ·5H 2 O呈蓝色等。研究性学习小组甲为检测实验室用H 2 还原CuO所得红色固体中是否含有Cu 2 O进行了认真的探究。 Ⅰ.查阅资料:①Cu 2 O属于碱性氧化物; ②在空气中灼烧Cu 2 O生成CuO;③Cu 2 O在酸性条件下能发生下列反应:Cu 2 O+2H + =Cu+Cu 2 + +H 2 ...
【单选题】He suddenly became ________ that he was the only person who wasn’t the only person who wasn’t dressed formally at the reception.
A.
awake
B.
sensible
C.
sensitive
D.
conscious
【简答题】He suddenly became _______ that he was the only person who wasn't dressed formally at the reception.
【简答题】Fill the blanks with what you hear. Traditionally, the 1 women gather after the 2 , and the bride throws her 3 to them. The one who 4 it will, according to tradition, be the next one to get married. A...
【简答题】A Brave Maid A wooden vase from the Ming Dynasty at the entrance of the reception hall ___ 1 (amaze) everyone. The artists designed it in a rare style and selected __ 2 (value) jewels to decorate it. ...
【单选题】听力原文:I'm sorry I'm late. But I was waiting for you at the reception desk near the gate. It's lucky I thought that you could be here in the lobby. Where did the speaker think they were supposed to meet...
A.
At the reception desk.
B.
In the lobby.
C.
At the gate.
D.
At the hotel.
【多选题】可甄别重组目的基因插入载体方向是否正确的鉴定方法是( )
A.
抗性标记表型筛选
B.
限制性内切酶图谱
C.
PCR
D.
原位杂交
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