英语学习·日积月累-009_日积月累

staircase
楼梯

例句：
old people must be very careful as they climb a staircase.
年长的人在上楼梯时，必须得小心。

make a scene 
出洋相

例句：
don't make a scene! we'll discuss this when we get home.
别在这里出丑, 这问题我们回家再谈。

how often do you see her?
你隔多长时间去看她？

例句：
a: how often do you see her?
b: about three times a month.

a：你多长时间去看她一次？
b：一个月大约三次。