Go straight ahead, please.

请笔直走。

Go straight ahead, and you'll see it on your right.

往前走，你就可以看到它在右边了。

Go straight ahead and turn left at the first crossing.

直走，并在第一个十字路口左拐。

Do you see those traffic lights? Go straight ahead at the traffic lights and then turn right.

你看到那些交通指示灯了吗？一直向前走，走到红绿灯处然后向右拐。

You go straight ahead.

你向前直走下去。