1.My teacher told me that the earth ----- bigger than the su

1.My teacher told me that the earth ----- bigger than the sun.
A.was B.is C.may be D.could
2.I've---- my hpmework,what about you?(问）
I haven't finished it______.（答）
A.just,yet B.yet,just C.yet,yet D.just,just
3.The apple is delicious,may I have ______one?
A.other B.another C.others D.the others