1. With all of the traffic and other drivers' unpredictable behavior, roads and highways are frequently the scenes of accidents.
由於所有交通狀況和其他駕駛不可預測的行為，道路和高速公路經常成為事故現場。 理由:
a. (A) reliable a. 可靠的，可信賴的
Mark's stability makes him a very reliable friend.
馬克的穩重使他成為非常值得信賴的朋友。
＊stability n. 穩定
(B) available a. 可買到的；可利用的
There were still some seats available in the back of the concert hall.
該音樂廳的後面還有一些空位。
(C) uncomfortable a. 不舒服的
We should avoid offending others or making them feel uncomfortable.
我們應該避免冒犯他人或使他們感到不舒服。
(D) unpredictable a. 難以預測的
My sister has an unpredictable temper.
我姊姊的脾氣難以捉摸。
b. 根據語意，(D) 項應為正選。 2. One thing that could make them a safer place for vehicles and pedestrians alike is prohibiting left turns in countries where motorists drive on the right side.
有個方法可以讓道路和高速公路對於車輛和行人都更為安全，那就是在駕駛人於右側行駛的國家禁止左轉。 理由:
a. 空格前的先行詞 countries（國家）為表地方的名詞，且空格後為一完整子句，得知空格應置能修飾地方的關係副詞 where 以引導形容詞子句。關係副詞 where 等於「介詞 + which」，其引導的形容詞子句修飾表地方的先行詞。
It is impossible to have a world where (= in which) there are no crimes, but we can make it better.
這世界不可能沒有犯罪，但我們可以讓它更好。
b. 根據上述，(A) 項應為正選。 3. It might sound crazy, but drivers for United Postal Service (UPS) have known about this trick for years, ...
這可能聽起來很瘋狂，但優比速公司的駕駛員多年來都熟知這個竅門，…… 理由: a. (A) issue n. 議題，問題
The issue of sexual discrimination was widely discussed during the meeting.
性別歧視的議題在會議中被廣泛討論。
＊sexual discrimination 性別歧視
(B) trick n. 竅門；惡作劇
The students played a trick on the teacher by hiding the chalk.
學生們將粉筆藏起來捉弄這位老師。
(C) expense n. 費用，支出
Marvin needs to find a way to cut down on his daily expenses.
馬文得想個辦法減少他的日常開銷。
＊cut down on... 減少……
(D) pursuit n. 追求，追尋
衍: in pursuit of... 追趕……；追求……
Hillary was in pursuit of her dream of becoming the first female president.
希拉蕊當時正在追尋成為第一位女總統的夢想。
b. 根據語意，(B) 項應為正選。 4. According to research from the US National Highway Traffic Safety Association, left turns are one of the most common road maneuvers that can lead to a crash.
根據美國國家公路交通安全管理局的研究，左轉是可能導致事故最常見的路上動作之一。 理由:
a. (A) stand for... 代表……
Joanne gave Daniel a red rose, which stood for her undying love.
喬安送丹尼爾一朵紅色玫瑰，代表她永恆不渝的愛。
＊undying a. 永恆的
(B) reflect on... 仔細考慮……；反省……
I will reflect on your suggestion and give you an answer tomorrow.
我會仔細考慮你的建議並在明天給你答覆。
(C) lead to... 導致……
An unbalanced diet will ultimately lead to physical illness.
不均衡的飲食最終會導致身體不適。
＊ultimately adv. 最終，終究
(D) browse through... 瀏覽……
Every day, Terry browses through the website to find a better job.
泰瑞每天都會瀏覽網站看看有沒有好一點的工作。
b. 根據語意，(C) 項應為正選。 5. On top of the dangers reduced, delivery drivers reportedly save millions of gallons of gasoline each year...
除了減少危險之外，據信藉由完全避免左轉，貨運司機每年可以節省數百萬加侖的汽油…… 理由:
a. (A) reportedly adv. 據傳聞；據報導
That country is reportedly going to wage war on its neighbor.
據傳聞，那個國家將要向其鄰國發動戰爭。
＊wage vt. 發動（政治運動、戰爭等）
(B) accidentally adv. 意外地
I felt bad when I accidentally stepped on my dog's tail.
我不小心踩到我狗狗的尾巴讓我很愧疚。
(C) sincerely adv. 真誠地
I sincerely hope your mother will get well soon.
我衷心希望令堂能早日康復。
(D) notoriously adv. 惡名昭彰地；（壞事方面）眾所周知地
Telephone conversations are notoriously easy to misunderstand.
電話交談很容易產生誤解。
＊misunderstand vt. 誤會
b. 根據語意，(A) 項應為正選。 6. ..., most drivers probably wouldn't benefit much from only turning right at intersections.
……，但大多數的駕駛人可能不會只因為在交叉路口右轉而得到多大好處。 理由:
a. (A) predict vt. 預測
Analysts predicted a stock market crash, but it was just a false alarm.
分析師預測股市會崩盤，但只是虛驚一場。
＊a false alarm 虛驚一場
(B) diagnose vt. 診斷
衍: be diagnosed with... 被診斷出罹患……
Richard was at a loss for words when he was diagnosed with cancer.
理查被診斷出罹患癌症時，他不知該說什麼。
＊be at a loss for words 不知該說什麼
(C) benefit vi. 得益 & vt. 有益於，有利於
衍: benefit from... 從……得到好處
Couch potatoes can benefit from doing more exercise.
整天坐在沙發上看電視的人可以從多運動中獲益。
＊a couch potato 成天在沙發上看電視的人
The new shopping mall will benefit the community.
那間新的購物中心將對該社區很有幫助。
(D) retain vt. 保留，保持
The boxing champion beat the challenger and retained his title.
拳擊冠軍擊敗挑戰者而衛冕成功。
b. 根據語意，(C) 項應為正選。 7. Although the routes might be slightly longer, the complexity of navigating a route with multiple stops means that it still ends up saving them time, even if it is not the shortest distance.
雖然路線可能會變得稍長一點，但是行駛於多個停靠地點路線的複雜性意味著即使不是最短距離，最終仍然會節省時間。 理由:
a. (A) resemble vt. 和……相似
After the huge earthquake, the city resembled a battlefield.
大地震後，這個城市就如同戰場一般。
(B) navigate vt. 航行於
David navigated the strait in record time.
大衛以創紀錄的時間航行於這個海峽。
＊in record time 以創紀錄的時間
(C) terminate vt. 終止；解僱
Since your company failed to meet our needs, we are going to terminate the contract.
由於貴公司無法滿足我們的需求，我們將終止這份合約。
＊meet one's needs 滿足／符合某人的需要
contract n. 合約
(D) disapprove vt. & vi. 駁回
衍: disapprove of... 駁回……，不贊成……
The committee disapproved of the project.
委員會駁回了這項企劃案。
＊committee n. 委員會
b. 根據語意，(B) 項應為正選。 | 
