inside Let's go inside.咱们到里面去.
backwards He looked backwards.他向后看了看.
forward Take two steps forward.向前两步走.
left Walk three blocks and then turn left.走三个路段后向左拐.
north Leaving the city,we headed north,出城后我们向北走.
further He walked a little further on.他又向前走了一点.