I bought a new bike just nom.(用just改写）I ____just_____a new bike.

I bought a new bike just nom.(用just改写）I ____just_____a new bike.
I bought a new bike just nom.(用just改写）
I ____just_____a new bike.

I bought a new bike just nom.(用just改写）I ____just_____a new bike.
I have just bought a new bike.
呵呵,表示我刚刚买了一辆新的自行车.
表示已经完成的动作,用现在完成时（just now）

have bought