Would you tell me, please, which way I ought to go from here?

请告诉我，我应该从这里往哪走？

We stopped at the crossroads to decide which way to go.

我们在十字路口停下来决定该走哪条路。

He stood at the crossroads and didn't know which way to go.

他站在十字路口，不知道该走哪条路。

A straw shows which way the wind blows, you can see his character change from this small thing.

一叶知秋，从这件小事可以看出他性格的变化。

A straw shows which way the wind blows, you can see the overall change from these small details.

一叶知秋，从这些小细节可以看出整体的变化。

A straw shows which way the wind blows, you can see her opinion on this matter from her attitude.

一叶知秋，从她的态度可以看出她对这件事的看法。

A straw shows which way the wind blows, you can predict future trends from his words and actions.

一叶知秋，从他的言行中可以预见未来的趋势。

A straw shows which way the wind blows, you can predict the economic trend from the market's reaction.

一叶知秋，从市场的反应可以预测经济的走向。

We can not see which way to go if the stars do not twinkle (闪耀) so.

如果星星不闪烁，我们就看不到该走哪条路。

Which way up should this box be?

这个盒子应该在哪边？