After seeing the doctor, I felt much better.
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活塞式发动机或涡轮螺旋桨发动机在飞机上一般安装1台、2台或4台,大多数是拉进式(螺旋桨在前)。发动机多装在机头或机翼前缘。
A. 对
B. 错
单台涡轮风扇发动机多装在机身后段或机身下部。
A. 对
B. 错
Fill in the blanks with the verbs in the passive voice.
The candles (extinguish) as we rushed to the scream.