“ache” 音节结构类型为_______________。
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“compose” 音节结构类型为_______________。
冷凝器散热不良时会发生()。
A. 冷气不冷;
B. 压缩机不运转;
C. 蒸发器结霜;
D. 蒸发器破裂。
在向压缩机加注冷冻机油时,可通过抽真空的方式加注,其加注量可随意。()
A. 对
B. 错
What should a teacher do if he barks like a dog according to Bradley?
A. He should turn into another type of job.
B. He should focus on the same career.