蚊香生产者为了节约原料和用户使用方便，要根据蚊香的燃烧速度生产规格不同的各种蚊香．有一种蚊香如图所示，请你设计一个实验，测出该蚊香正常燃烧的速度（假设蚊香燃烧的快慢是相同的）．要求：

下列属于生长激素分泌异常引起的疾病是（   ）

    Keeping a diary in English is one of the best ways to improve our English writing ability.

    Compared with other forms of writing, it is shorter and takes ____(little) time. It can help us to develop the habit of thinking in English.____we stick to this practice,____ (gradual) we'll learn how to express (表达) ourselves in English. In keeping a diary in English, we certainly run up against many ____ (difficult). In the first place, it often ____(happen) that we have trouble ____(find) proper words and phrases to give expression to our mind. And____ is very hard for us to put them into English properly.

    As far as I am____(concern), my suggestion is that we should always have a notebook and a Chinese­English dictionary within easy reach. We can also turn to our English teacher for help, if necessary. In short, I believe that it is ____great use to keep a diary in English for the development of ____ (we) writing skills.

有媒体统计称，截至2011年10月29日，旷日持久的泰国洪灾已经导致约450家日资企业基本停产，其中的绝大多数，是丰田、本田等日本汽车公司的装配工厂以及东芝等电器制造企业的分厂。结合所学知识完成问题。受这次洪灾影响，日本本土的东芝等电器制造企业被迫减产，这是由于这些企业在灾区有（   ）