You can't enter tower controlled airspace under IFR weather conditions unless you have filed an IFR flight plan and
A.slowed down to the final approach IAS.
B.received an ATC clearance.
C.climbed to the appropriate altitude.
正确答案是B
You can't enter tower controlled airspace under IFR weather conditions unless you have filed an IFR flight plan and
A.slowed down to the final approach IAS.
B.received an ATC clearance.
C.climbed to the appropriate altitude.
正确答案是B