例句：

　　Who's going to break it to her?

　　由誰(shuí)來(lái)把這事告訴她呢？

　　It's a constant struggle to try to keep them up to par.

　　要使他們達(dá)到標(biāo)準(zhǔn)是一場(chǎng)持久戰(zhàn)。

　　Police warned motorists to allow extra time to get to work.

　　警察告誡開車上下班的人要留出富余時(shí)間。

　　She went to her room to unpack.

　　她回到自己的臥室打開行李取出衣物。