例句：
Who's going to break it to her?
由谁来把这事告诉她呢？
It's a constant struggle to try to keep them up to par.
要使他们达到标准是一场持久战。
Police warned motorists to allow extra time to get to work.
警察告诫开车上下班的人要留出富余时间。
She went to her room to unpack.
她回到自己的卧室打开行李取出衣物。
