1.Ladiesandgentlemen,pleasefastenyourseatbelts.Theplane(A).
A.takesoffB.istakingoffC.hastakenoffD.tookoff
为什么不选B?
2.Idon'twant(A)likeIamspeakingillofanybody,butthemanager'splanisunfair.
A.tosoundB.tobesoundedC.soundingD.tohavesounded
我觉得应该是B.
3.Shewantsherpaintings(C)inthegallery,butwedon'tthinktheywouldbeverypopular.
A.displayB.todiaplayC.displayingD.displayed
为什么不是D?
麻烦给出详细理由,