Definition: further forward than someone or something else Level: B1
前面的车突然停了，我撞到了它的后面。
The car ___in ___front suddenly stopped and I ran into the back of it.
我看不到前面、后面或对面有任何人。
I couldn't see anyone ___in ___front, behind or opposite me.
他走在前面带路。
He walked ___in ___front to lead the way.
