重點講解：
1. not have a clue
不知道；一無所知；
eg. I didn't have a clue what she was thinking.
我不知道她在想什么。
eg. I haven't had a clue what I was doing all day.
我也不知道我今天一天都在做什么。
2. for some reason
不知為何；不知什么原因；
eg. For some reason, the curtains were shut.
不知什么原因，窗簾拉著。
eg. For some inexplicable reason she was attracted to Patrick.
因為某些無法解釋的原因，她被帕特里克所吸引。
3. be covered with
被…覆蓋；
eg. The road was covered with fir needles.
這條路上鋪滿了冷杉針葉。
eg. The fields were all covered with pure white snow.
白雪皚皚，鋪滿田野。
4. at this point
此時； 在這個時候；
eg. At this point the writer puts in a flashback.
作者在這里安插了一段倒敘。
eg. At this point nothing can pep him up.
現在什么也不能使他振奮起來。