WORDS AND USAGE
•A bolt from/out of the blue (idiom) -
Something completely unexpected or surprising; that which occurs without any warning.（晴天霹靂，平地一聲雷）
Examples:
1.News that they were going to dissolve our company came like a bolt from the blue.
2.It was a bolt out of the blue when the prime minister announced his resignation.
•On the verge of sth (idiom) -
At the point when something is about to happen or is very likely to happen.（瀕臨…，處於…的邊緣）
Examples:
1.The company was on the verge of going bankrupt.
2.The country was on the verge of becoming prosperous and successful.
•On a par (with sth/sb) (idiom) -
At the same level or standard as (someone or something else).（與…相若，可與…媲美）
Examples:
1.Property in this bustling city is valued even higher, almost on a par with London.
2.Her writing at its best is considered to be on a par with Charles Dickens.
•Room for manoeuvre (idiom) -
Opportunity to make changes or to do things differently in order to produce a better result.（迴旋餘地，調整空間）
Examples:
1. Parliament has more room for manoeuvre than is thought.
2. Small businesses have limited room for manoeuvre.
•In one stroke, at a stroke (idiom) -
If something happens at a stroke or in one stroke, it happens suddenly and completely because of one single action.（一下子，一舉而成）
Examples:
1.The disease wiped out 40 million rabbits at a stroke.
2.When the economy crashed, thousands lost their jobs, their homes, and their pensions in one stroke.
