I used to fly to south America_____the holidays.

I will get used to it...Fly Without Any Swallows fly to the south before winter ( ) Swallows fly to the south before winter_____ 英语翻译"I Believe I Can Fly"I used to think that I could not go 英语翻译I believe I can fly I used to think that I could not go I want to fly to、、、 In winter ,some birds_____the south.A.fly to.B Swallows fly to the south before winter comes"he says. Birds fly to the south ()autumn.(填介词） I used to be i am used to.. i am used to...