牛津譯林版高中英語必修二unit1talesoftheunexplainedperiodfive課時(shí)作業(yè)-展示頁
2024-12-17 15:11本頁面
【正文】 trange 7． We couldn’t convince him________his mistake. A． with B． on C． at D． of 8． Her mother does not________of her going to study in the United States alone. A． admit B． agree C． prove D． approve 9． In mon practice， an Englishman starts a conversation________with “What a good day！ ”and________it with phrases like “See you.”or “Bye” ． A． beginning； ending B． begins； ending C． beginning； ends D． begins； ends 10． I won’t tell t he student the answer to the math problem until he________on it for more than an hour. A． has been working B． will have worked C． will have been working D． had worked Ⅴ. 閱讀理解 Have you ever wondered? do airplanes take longer to fly west than east? It can take five hours to go west east from New York(NY) to London but seven hours to travel east west from London to reason for the difference is an atmospheric phenomenon known as the jet(噴射 ) jet stream is a very high altitude wind which always blows from the west to the east across the planes moving at a constant air speed thus go faster in the west east direction when they are moving with the wind than in the opposite direction. would happen if the gravity on Earth was suddenly turned off? Supposing we could magically turn off buildings and other structures (建筑物 ) float away ?What happened would depend on how strongly the things were attached to the Earth is moving at quite a speed,moving at over a thousand miles per you turn something around your head on a string（細(xì)繩） ,it goes around in a circle until you let go of the it flies off in a straight line.“ Switching off” gravity would be like lett
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