1.单选题- (共4题)
1.
在股票买卖过程中,经常用到两种曲线,一种是即时价格曲线y=f(x),一种是平均价格曲线y=g(x)(如f(2)=3表示开始交易后第2小时的即时价格为3元;g(2)=4表示开始交易后两个小时内所有成交股票的平均价格为4元).下面所给出的四个图象中,实线表示y=f(x),虚线表示y=g(x),其中可能正确的是( )
A.![]() | B.![]() |
C.![]() | D.![]() |
2.选择题- (共8题)
5.
---Do you think Peter is free today?
---I don’t think so. Recently he has been ______ the most of his time to prepare for the final examinations.
---Do you think Peter is free today?
---I don’t think so. Recently he has been ______ the most of his time to prepare for the final examinations.
6.
---Do you think Peter is free today?
---I don’t think so. Recently he has been ______ the most of his time to prepare for the final examinations.
---Do you think Peter is free today?
---I don’t think so. Recently he has been ______ the most of his time to prepare for the final examinations.
7.
---Do you think Peter is free today?
---I don’t think so. Recently he has been ______ the most of his time to prepare for the final examinations.
---Do you think Peter is free today?
---I don’t think so. Recently he has been ______ the most of his time to prepare for the final examinations.
11.最近意大利罗马大学的FulvioCacace等人获得了极具理论研究意义的
分子。
分子结构如右图所示,已知断裂1moIN-N吸收167kJ热量,生成1molN≡N放出942kJ。

根据以上信息和数据,下列说法正确的是( )



根据以上信息和数据,下列说法正确的是( )
3.填空题- (共4题)
4.解答题- (共3题)
试卷分析
-
【1】题量占比
单选题:(4道)
选择题:(8道)
填空题:(4道)
解答题:(3道)
-
【2】:难度分析
1星难题:0
2星难题:0
3星难题:0
4星难题:0
5星难题:0
6星难题:0
7星难题:0
8星难题:0
9星难题:11