词汇与结构The airplane will _________ considerable altitude during the turn and might still be in a bank when the ground is contacted.
A. obtain
B. attain
C. lose
D. drop
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词汇与结构After turning downwind, the apparent increase in groundspeed could _________ the pilot into attempting to slow down the airplane and cause it to stall.
A. mislead
B. lead
C. misunderstand
D. understand
词汇与结构To turn back to the runway following an engine failure on takeoff, the pilot should determine the _________ altitude an attempt of such a maneuver should be made in a particular airplane.
A. highest
B. lowest
C. maximum
D. minimum
词汇与结构Experimentation at a safe altitude should give the pilot an _________ of height lost in a descending 180° turn at idle power.
A. appropriate
B. approximate
C. approximation
D. application
新《幼儿园管理规程》自( )起实施。
A. 1997年9月10日
B. 1997年6月1日
C. 1996年6月1日
D. 2016年3月1日