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the amount of air in the plane the strength of the plane structure the pressure inside and outside the plane the power of the airplane engines
was missed disappeared was disappeared couldn’t see
driver pilot designer producer
glared at stared at glanced at caught sight of
the amount of air in the plane the strength of the plane structure the pressure inside and outside the plane the power of the airplane engines
a; the the ; / the ; a / ; a
looked to look look looking
The plane may explode in the air. The pilot may lose control of the plane. The engines may be damaged. Too much air may get into the plane.
driver pilot designer Producer
high；high highly；highly high；highly highly；high
gave up went out died away took off
It will be broken. It will be made stronger. It will be filled with water. It wilt be tested by pilots.
It will be broken. It will be made stronger. It will be filled with water. It wilt be tested by pilots.
It will be broken. It will be made stronger. It will be filled with water. It wilt be tested by pilots.
looks like looks like look at
In time On time From time to time At the same time
skill technology knowledge ability
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