I ______(not be) to an park before.
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/30 18:06:48
![I ______(not be) to an park before.](/uploads/image/z/13984585-25-5.jpg?t=I+______%28not+be%29+to+an+park+before.)
I ______(not be) to an park before.
I ______(not be) to an park before.
I ______(not be) to an park before.
I __haven't been____(not be) to an park before.
before 要用现在完成时
am not
I haven't been to an park before.