May I help you?

要我帮忙吗？

Thank you.

谢谢您。

Well, goodbye and have a good trip!

那么，再见，祝你一路顺风。

Marvellous.

妙极了。

I wish you wouldn't play the TV so loud.

希望你不要把电视机开得这么响。

Turn left at the second light and then go straight for two blocks.

到第2排红绿灯处往左拐，然后一直往前走，过两个街区。