人口性别结构是指一个国家或地区两性人口数量的比例关系，它通常由性别比这个指标加以度量。性别比为平均每100个女性所相应男性人口数量。读下图并回答1—3题。1、图中曲线①表示俄罗斯（原苏联）性别比，造成1950年这一时期性别比较低的原因主要是 [ ]A、战争 B、移民 C、疾病 D、国家政策 2、图中②代表我国...
—What does the symbol “<” mean? —It means “___”. A. plus B. degree C. smaller than D. more试题答案 在线课程 C试题分析:plus加;degree程度,等级;smaller than小于;more更多的。句意:这个“<”符号的意思是什么?他的意思是小于。考点:词义辨析点评:该题型是属于英语考试的基础题型,是必考内...
What Does Your Degree Mean?doi:urn:uuid:65b689786f137310VgnVCM100000d7c1a8c0RCRDAs we head into graduation season and young men and women ponder next steps, it's worth remembering that there isn't one universal path for everyone.Nancy Colasurdo...
A. The experiment is very difficult to perform. B. The results are likely to be accurate. C. The experiment takes a long time. D. There are many variables in the E. xperiment. 相关知识点: 试题来源: 解析 B。如果一个实验有高度的可重复性,意味着结果可能是准确的。A 选项实验很难进行不...
What kind of degree did Jack obtain He obtained a___in Biochemistry. 答案:MS degree 单项选择题 The goal in today and future workplace will be employability (就业能力) security, not employment security. You will need a bundle of skills that you can sell in the job market. Management consul...
What does the word MD mean? According toMedicine Net, the abbreviation MD stands for medical doctor, or doctor of medicine. This is a person who has gone to medical school and a residency program. Med schools are often four years of medical school and many more years of study to obtain ...
Communication in the context of service adoption does NOT mean sending an email to your employees and making sure they know the help desk extension number! If that's the extent of your communications plan, your change plan will encounter severe difficulties. Omni-directional marketing means simultan...
But what does student activism mean forcollegeadmissions? And how do universities view student activism? Those answers, experts say, may depend on the institution itself and the type of activism a student chooses. How Admissions Offices View Activism ...
Research what your scores mean at your prospective colleges and universities. Certain colleges and programs require SAT subject test scores as part of the application process; the California Institute of Technology, for example, requires subject tests in math and science. Other school...
If each time zone were 1 hour apart, there would be 24 in the world. However, the actual borders on thetime zone maphave been drawn to match up with both internal and international borders, and rarely match up exactly with the 15-degree longitudes. Also, theInternational Date Line(IDL)...