Is____time to fly a kite?A.ie B.this C.that选哪个?

Is____time to fly a kite?A.ie B.this C.that选哪个? where do you -----?A fly B fly to I saw a bird fly to the north fly ing 是还是 fly to fly she is going to fly a kite In winter ,some birds_____the south.A.fly to.BIn winter ,some birds_____the south.A.fly to.B.flies to.C.fly.D.to fly 单项选择 Henry hopes he can Hong Kong this winter A fly B fly to C fly a plane D fly to plane it's a good day to fly our kites.为什么用to fly?是不定式吗? They like to fly a kite in the summer中,为什么要用To fly fly a fly a fly a fly a fly a A fly can fly through my fly. There is a bird in the sky.A.fly B.flying C.flies D.to fly A park is the best place ＿ kites.A.fly B.to fly C.flying High school is____time of discovery an learning,and it is also____very enjoyable and valuableexperience 答案为什么是a a