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利用计算器专用按键和固定程序进行坐标正算的方法和步骤是：在“DEG”状态下，先输入d，后输入°（应把°′″变成°），结果先得y后得x（）

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English_________ in many countries.

A. speak
B. speaks
C. spoke
D. is spoken

句子翻译：大雨使得我们没能放成风筝

MH370 with 239 people_______ （失去，丢失） contact on March 8th, 2014.

------ Why are you so late？ I have waited for more than an hour.--------_____. I got up late and missed the bus.

A. I'm terribly sorry
B. That's all right
C. Don't worry
D. It's nothing