问题
单项选择题
在何时ECAM状态显示器上的APU排气温度指示变成红色：（）.
A.排气温度≥715℃（APU工作）
B.排气温度≥1038℃（APU工作）
C.排气温度≥711℃（APU工作，外部空气温度15℃或排气温度≥1038℃（APU起动时）
答案
参考答案：C
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在何时ECAM状态显示器上的APU排气温度指示变成红色：（）.
A.排气温度≥715℃（APU工作）
B.排气温度≥1038℃（APU工作）
C.排气温度≥711℃（APU工作，外部空气温度15℃或排气温度≥1038℃（APU起动时）
参考答案：C
| 用方框中所给词语的适当形式填空，每词限用一次。 | |
1______. Li Ping, 2______, said the best way to learn new words was by reading English magazines. She said that learning the words of pop songs also helped a little. When we 3______ about studying grammar, she said, "I never study grammar. It's too 4______." Wei Ming thought 5______. He had learned English for seven years and really loved it. He thought studying 6______ was a great way to learn a language. He also thought that watching English movies was a 7______ way because he could watch the actors say the words. Sometimes, 8______, he found watching movies difficult because the people spoke too quickly. Liu Chang said that joining the English corner was the best way 9______ her English. She could get lots of practice and also have fun there. She added that 10______ classmates was not helpful at all. "We get excited about something and then end up speaking in Chinese," she said. |