Is this your umbrella?

这把伞是您的吗？

There is a stereo in the room.

客厅里有台立体声音响。

The weather's often cold in North and windy in the East.It's often wet in the West,and sometimes warm in the south.

北部的天气常常寒冷，东部则常常利风。西部常下雨，南部有时则很暖和。

Hello.Where you at the butcher's?

您好。刚才您在肉店里吗？

Sam's here.

萨姆来了。

Which platform?

在哪个站台？