【单选题】其他因素保持不变,只是某种商品的价格下降,将产生什么样的结果
【单选题】'Carr didn't forget where she came from' (Line 3, Paragraph 3) means that Carr ______.
A.
remembered what she used to be
B.
kept in mind her friends who had once helped her
C.
would not forget where her hometown was
D.
remembered all the places she had been to
【单选题】在分析行业数据的过程中,需要平台大数据的支持,阿里巴巴最主要分析平台是()。
【简答题】甜樱桃中含有一种羟基酸(用A表示),A的碳链结构无支链,分子式为C 4 H 6 O 5 ,1.34 g A与足量NaHCO 3 溶液反应,生成标准状况下的气体0.448 L。A在一定条件下可发生如下转化: A B C D E 其中,E的分子式为C 4 H 6 O 6 。已知: + +Zn(OH)X (X代表卤原子,R代表烃基),A的合成方法如下: ①F+BrCH 2 —COOCH 2 CH 3 ...
【单选题】在Windows 中,可以调整计算机软硬件配置的应用程序是
【简答题】A.The man had placed them in their car. B.The man had forgotten to bring them. C.The woman had lent them to the hotel owner. D.The woman had left them next to the picnic table.
【简答题】开展“不忘初心、牢记使命”主题教育要注重____,解决实质问题。
【多选题】下列关于油脂的叙述,不正确的是 [ ]
C.
油脂在酸性或碱性条件下的水解反应都称为皂化反应
D.
常温下呈液态的油脂都可以催化加氢转变为固态的脂肪
【多选题】7 根据《担保法》,债权人可以行使留置权的合同有( )。
【单选题】在Windows 7中,打开文档就能启动相应的应用程序,这是因为( )。