Definition: in front Level: B1
在红绿灯处左转，你会看到医院就在正前方。
Turn left at the traffic light, and you'll see the hospital straight ___ahead.
径直向前走200米就能到达那片空地。
Walk straight ___ahead for 200 meters to reach the clearing.
她走在前面给我们带路。
She walked ___ahead to show us the way.
