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【单选题】
下列影响航空器航行(飞行)的特殊天气和现象是( )。A.
地面大风
B.
低空风切变
C.
低能见度
D.
雷暴
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举一反三
【简答题】Yesterday was Saturday. Mrs Black 1 four children to the beach in the morning. They got up early and had their breakfast quickly. After that they went to the beach by 2 . They arrived there at 3 o’clo...
【简答题】语法填空(共20小题,每空1.5分,共30分)。 Li daiyu and Liu Qian were 1____a trip across Canada. 2____than take the aeroplane all the way, they would go 3____Canada by train after arriving in Vancouver by air. Canada i...
【简答题】Mary was a very strange woman. The fine house 1 she had lived overlooked a lovely valley. But she hardly ever went out. Though a servant looked 2 her, her only real companions were tow cats. For years...
【简答题】完形填空。 We were going to play against a team from a country school. They didn't come until(直到……才) the time 1 . They looked worse than we had thought. They were 2 dirty blue jeans and looked like fa...
【简答题】(1) reporters went to large cities all around the world. They went to (2) countries. In the survey, they tested (3) people. The reporters did three things: (4) , the paper drop test, and they looked a...
【简答题】某钢结构防火涂料经复验发现不合格，但已经喷涂，如何处理？
【单选题】They all looked ____ at me when they heard the news.
A.
sad
B.
friendly
C.
sadly
D.
glad
【单选题】为了估计全国高中学生的平均身高,从20个城市选取了100所中学进行调查。在该项研究中,研究者感兴趣的 参数 是
A.
100所中学
B.
20个城市
C.
全国的高中学生的平均身高
D.
100所中学的高中学生的平均身高
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