重點講解：
1. in a bid to do sth.
努力；嘗試；企圖；
eg. What's more, in a bid to cut their costs, cios have loosened up policies to allow employees to bring their personal devices to work.
此外，為了削減開支，首席信息官們放寬了政策，允許員工攜帶個人設備上班。
eg. Several other countries have announced they would also dispatch ships to the region, including the european union, in a bid to reduce pirate attacks.
歐洲聯盟和其他幾個國家也宣布，他們會派遣船艦到該區域，爭取減少海盜攻擊。
2. hang on
（面對困難或阻力）堅持不懈，不泄氣；
eg. Without the support of my parents I would have probably cracked up completely. But I managed to hang on.
假如沒有我父母的支持，我可能已經徹底垮掉了。但我還是堅持了下來。
eg. You're not sure how much longer you can hang on.
你不知道自己還可以撐多久。
3. be to do sth.
想，打算；
eg. If we are to be there before ten, we’ll have to go now.
如果我們要在十點前到，我們現在就得走。
eg. Two leading law firms are to prepare legal actions against tobacco companies.
兩家很有名的律師事務所準備向煙草公司提起訴訟。