重點講解：
1. in fact 事實上，其實；
例句：Both mushrooms look innocuous but are in fact deadly.
這兩種蘑菇看起來似乎都無害，實際上卻是致命的6Zo8zIkdtj=n@sk。
2. write up 把…整理成文；詳細寫出（所做的事或所說的話）；
例句：He wrote up his visit in a report of over 600 pages.
他將自己的訪問整理成了一份600多頁的報告a^j&,7Re%;。
3. think of 想出，想到；
例句：It's the only explanation I can think of.
這是我能夠想到的唯一理由l4!dfb]cxir.OV#q。
4. keep sb. from doing sth. 阻止（或防止、阻礙）…做；
例句：She had not doubted she was going to see them but this did not keep her from being frightened.
她知道她會看到他們，但這還是讓她感到恐懼BoL4giM.tZ&0m。