改成 I've had it since I was a baby.【since 后面的动作是过去的,要用一般过去时was】
改成 I've had this toy since 2000. 【bought 是短暂性动词,需要改成持续性动词才能和since搭配使用】
改成 I've had it since I was a baby.【since 后面的动作是过去的,要用一般过去时was】
改成 I've had this toy since 2000. 【bought 是短暂性动词,需要改成持续性动词才能和since搭配使用】