If we're all prepared to recycle paper, thousands of trees could be saved every day.
如果纸能被循环利用,那么每天千千万万的树木就可得以挽救。
A detective recently watched a well-dressed woman who always went into a large store on Monday mornings.
一名侦探最近注意上了一位穿着讲究的妇女,她总是在星期一上午进入一家大商场。