2024届江苏省常州市高三上学期期中调研数学试卷及参考答案,答案汇总网收集关于2024届江苏省常州市高三上学期期中调研数学试卷及参考答案的相关科目试卷及其答案，更多其他试卷答案请关注本网站！
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One possible versionDear Sir/MadamI have read your advertisement in the newspaper. You said that some professional instructors areworking there and you guarantee that the trainees can master yoga just in a week. Here I want to knowsome more informationI once learnt yoga one year ago but didn,'t do it well. So I am determined to go on learning in yourtraining course this summer holiday. To begin with, could you show me when and where the course willbe given? The advertisement didn't mention them in detail. Besides, how long the training course will lastdaily, which will help me manage my time better and how much I shouldpay for the course. By the way,would you be so kind as to tell me whether there is anything special that should be prepared?I am looking forward to hearing from you soonYours sincerelyLi Hua
5.C【解析】日本老齡化程度最高,不能由此判定日本就是经济最发达的国家;墨西哥、巴西、中国等发展中国家也出现了人口老龄化问题;中国人口总数约14亿,65岁以上人口占总人口比重约11%,数量最多;发达国家人口自然增长率低是其人口老龄化的主要原因。6.D【解析】人口老龄化会使国家养老投入多,社会养老负担重;中国劳动力充足,不会严重阻碍经济发展;人口老龄化会使死亡率提高,但短期内不会改变人口增长模式;人口老龄化会使部分发达国家劳动力短缺,就业压力减小。
19.【参考答案】(1)北京的风力大于东京。(2分)原因:北京的等压线较密集,气压梯度较大,气压梯度力较大,风力较大。(2分)(2)天气状况:以阴雨天气为主。(2分)原因:位于低压槽附近,冷暖空气相遇,容易成云致雨,多阴雨天气。(4分)(3)秋冬季节,亚欧大陆北部降温快,降温幅度大;(2分)随气温下降,空气冷切收缩下沉;(2分)大量冷空气集聚近地面层,气压上升,形成冷高压。(2分)
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