重點講解：
1. catch one's eye
闖入眼簾；突然引起…的注意；
eg. As she turned back, a movement across the lawn caught her eye.
她轉過身，瞥見有個東西從草地上穿了過去。
eg. The moment you enter the forest, one miraculous view after another will catch your eye.
走進石林，雄偉壯麗的景象，會讓你目不暇接。
2. be aware of
注意到的；察覺到的；意識到的；
eg. He is not aware of his danger.
他沒有意識到自己有危險。
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. hold on
稍等；等一下；
eg. Hold on, please, I'll check my schedule.
等等，我查一下我的行程表。
eg. But -- hold on -- it's not necessarily as bad as you think.
但是，等等，你完全沒必要把它想得那么糟糕。
4. keep up
繼續做（或提供）；
eg. I was so hungry all the time that I could not keep the diet up for longer than a month.
我無時無刻都覺得餓，節食堅持不到一個月就放棄了。
eg. They risk losing their homes because they can no longer keep up the repayments.
因為無力繼續償還借款，他們面臨無家可歸的危險。
5. day after day
日復一日；一天又一天；
eg. The newspaper job had me doing the same thing day after day.
這份報社的工作讓我日復一日地做著同樣的事。
eg. Day after day, the scientists worked hard in the laboratory.
那些科學家們日復一日在實驗室中努力工作著。