‏写出bere未完成过去时的变位。‏

中国大学MOOC: 写出bere未完成过去时的变位。

中国大学MOOC: bere的副动词现在时的形式是 ( )。

中国大学MOOC: bere简单将来时第一人称单数的变位是（ ）。

bere简单将来时第一人称单数的变位是（ ）。 A: berrò B: bevrò C: bevirò D: bevvirrò

Lesson Three 课后作业-词汇填空 runway taxiway apron disembarkfreightcontrol towerhangarterminal1.Theairport________istheareaofanairportwhereaircraftareparked,unloadedorloaded, refueled, or boarded.2.Passengerstransferbetweengroundtransportationandthefacilitiesatthe_______,which allows them to board and discharge from aircraft.3.Passengersarestill subjectto bere-screenedatany timeforsecurity,eveniftheyhavejust___________fromadomesticflight.4.A_________aircraftis afixed-wingaircraftthatisdesignedorconvertedforthecarriage of cargo rather than passengers.5.At anairport,the__________isthe long stripofgroundwithahardsurface whichanaeroplane takes off from or lands on.6.Theprimary methodofcontrollingtheimmediate airport environmentisvisual observationfromtheairport___________.7.AJetBlue plane wentoffthe__________at Boston’sLogan AirportonChristmasnight,fortunately, there were no injuries.8._________isalargebuildingwithextensivefloorarea,typicallyforhousingaircraft