题目内容
在一个闭合电路中，当电源内阻一定时，电源的端电压随电流的增大而增。
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在任何闭合回路中，各段电压的代数和为零。
Summary writing: please read the passage and summarize each paragraph with some words. (所缺单词的首字母已给出)In______ to SingaporeSingapore is an independent city-state in southeastern Asia, consisting of one major island -- the Singapore Island and more than 50 small islands, located off the southern tip of Malay. The city of Singapore, the capital of the country, is at the southeastern end of the Singapore Island; it is one of the most important port cities and commercial centers of Southeast Asia. The total area of the republic is 640 sq. km.
Summary writing: please read the passage and summarize each paragraph with some words. (所缺单词的首字母已给出)L______ and ClimateLow-lying Singapore Island has no outstanding relief features. A central area of hills rises to the maximum height of 176 ㎡. The country has a wet tropical climate, with an average annual temperature of 27.20 ℃. The average annual rainfall is 2,413 mm; the wettest months are November through January.
Summary writingPlease read the passage and summarize each paragraph with some words. (所缺单词的首字母已给出)E______ in SingaporeIn the late 1980s the country had some 290 primary schools with 278,300 pupils and 160 secondary schools with 200,200 students. The main institutions of higher education are the National University of Singapore, several technical colleges, and a teachers college.
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