重點講解：
1. be afraid to do sth.
害怕；恐懼做某事；
eg. I'm still afraid to sleep in my own bedroom.
我還是不敢在自己的臥室里睡覺。
eg. He who rides a tiger is afraid to dismount.
騎虎難下。
2. be aware of sth.
知道的；明白的；注意到的；察覺到的；意識到的；
eg. Smokers are well aware of the dangers to their own health.
吸煙的人都知道吸煙對自身健康的危害。
eg. I was aware of a certain constraint on their part when they were in my presence.
我覺察到我在時他們有些拘束。
3. Are you serious?
常用口語，表示“你是當真的嗎？”“你說真的嗎”“你是認真的嗎”；
eg. Are you serious? You haven't even been anywhere on vacation?
沒開玩笑吧？你休假時哪兒也沒去過嗎？
eg. Are you serious or joking?
你是認真的還是開玩笑？
4. edit out
刪除，刪節；
eg. His voice will be edited out of the final film.
電影的最終版本會剪掉他的聲音。
eg. She edited that line out again.
她再次刪掉了那句臺詞。
5. by any means
無論如何；以任何手段；
eg. He insisted that all of us should be there on time by any means.
他堅持要我們大家想盡辦法按時去那兒。
eg. By any means,we should tell him frankly what we think of his proposal.
無論如何，我們應該直率地告訴他我們對他建議的看法。