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问题 单项选择题

依靠大气压力工作的仪表是（）.

A.气压式高度表，指示空速表，升降速度表

B.气压式高度表，升降速度表，气动地平仪

C.指示空速表，气动陀螺半罗盘

答案

参考答案：A

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Dear Zhang Jing,

My grandpa 81____ going to Changchun next month, because he has heard a lot 82.______ the city and he would like 83.___ see it himself. He says the bus service in Changchun is very good now, and people can go anywhere 84.____ bus. Is he right? Can you tell me something more about it?

I hope to 85._____ from you soon.

Yours,

Tony
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判断题

气象灾害形成与天气系统有关系。
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