信托制度起源于（　　）。

• A、英国

• B、美国

• C、德国

• D、日本

[单选,材料题] What prompted Sequoyah to develop hisalphabet?Sequoyahwas a young Cherokee Indian．son of a white trader and an Indian Squaw(北美印第安女人)．At an early age，hebecame fascinated by“tile talking leaf”，an expressionthathe used to describe the white man’s written records．Although many believe this"talking leaf”to be a gift from tileGreat Spirit，Sequoyah refused to accept that theory．Like other Indians oftile period，he wasilliterate，but his determination to remedy tilesituation led to the inventionof a unique 86 character alphabet based on thesound patterns that he hearD． 　　Hisfamily and friends thought him mad，but while recuperating(恢复)from a huntingaccident．he diligently andindependently set out to create a form of communication for his ownpeople aswell as for other Indians．In l821，after twelve years of work，he hadsuccessfully de。veloped a written language that wouldenable thousands of Indians to read and writE． 　　Sequoyah’s desire to preserve wordsand events for later generation has caused him to be remembered among theimportant inventors．The giant redwood treesof-California，called“se-quoias(红杉)”in his honor，will further imprint his namein history． 根据以上内容，回答下面的题目。What is the mostimportant reason that Sequoyah wiU be remeIll]bered?
A．People were writing thingsabout him that he couldn’t reaD．
B．He wanted to become famous．
C．After his hunting accident，he needed something to keep him busy．
D．Future generations．

[填空题]徐州电厂220KV线路开关失灵保护启动后，经（）秒跳（）开关；母联或分段开关失灵保护启动后，经（）秒（），使母差动作跳开另一根母线上的其它所有开关。

[单选]下列哪一种疾病属于食物中毒？（）
A．食物过敏
B．在电池厂周围居住多年，发生铅中毒
C．慢性汞中毒
D．吃了发芽土豆引起的不舒服或疾病

[多选]下列属于间接融资工具的有（）。
A．国债
B．银行债券
C．公司股票
D．人寿保险单

学校社会工作者张某招募10名高二学生，就如何增强学习动力，运用互动模式开展小组工作，下列说法正确的是：

• A、互动模式旨在帮助组员了解，认识自己

• B、在已动模式中组员一般来往行为出现问题人群

• C、互动模式强调组员的平等和个体独立性

• D、主要帮助组组员学习新知识和新方法