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The River Thames is the s1． longest river in the United Kingdom and the longest r2． in England. It is 215 miles(346km) long. It contains(包含) over 80 i3． and has both sea water and fresh water stretches(分支，水域).
The River Thames passes through some b4． and famous landmarks(地标) in B5．. It has inspired(赋予……灵感) many famous a 6．, painters, w7． and poets(诗人). However, as the country has become more developed(发达的), the river has become more polluted(被污染的). Many 8. p8． are starting to forget(遗忘) how important r9． are to p10． and animals.
同类型试题
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
