`27`. A It is 5 kilometers from here to my house.
`->` It is + khoảng cách + from + nơi chốn + to + nơi chốn
`28`. B We used to play these games when we were small.
`->` used to + Vinf: đã từng làm gì trong quá khứ
`29`. A I have never come to a big city before.
`->` This is the first time + S + have/has + Vpp
`=` S + have/has + never + Vpp + before
`30`. C How far is it from the village to the beach?
`->` How far + is it + from + nơi chốn + to + nơi chốn `->` hỏi về khoảng cách
