l will go to see mygrangma before l ( )grarden city(leave)

l will go to see mygrangma before l ( )grarden city(leave)
l will go to see mygrangma before l ( )grarden city(leave)

l will go to see mygrangma before l ( )grarden city(leave)
填 leave
一般现在时表将来
意思：在我离开花园城市之前去看我奶奶.

leave
一般现在时表将来

leave
用一般时表将来
leave 的特殊用法 其次还有 come go star begin 等`

是不是问意思呀