1, i will give you a ring ..... we get back from our vacation A, while B when C until D as long as 2,...... the plane took off, he fastened his seat belt and put his seat in an upright poisition A, after B when C before D while 3, My instructors says that ........i have flown another ten hours, he will let me fly solo A, But B, And C when, D. before 4, .......the boa constrictor has eaten the goat, he will become very lethargic A, for B, after, C when D, so 5, you wont hear the sound of the explosion,.........you have seen the flash A, till then B, until before C, till before D, till after mọi người cho đáp án và giải thích dùm mình với, Mình cảm ơn ạ