Prepositions 2

The sentences below each contain four underlined prepositions. One of the prepositions is not correct. Identify and correct that preposition in each sentence.

1. Your new job will require you to travel all (A) over the world (B) with business, and you will have to work (C) with some difficult people (D) in some very boring places.
2. The seminar, which will be held (A) from 9 o'clock and midday (B) in the Lincoln Conference Hall, will be presented (C) by Adam Klaus, an expert (D) on recent IT trends.
3. Following a series of advertisements (A) in the local paper, over 100 people applied (B) on the position of Exports Coordinator, and the Manager set himself the task of personally replying (C) to every one (D) by the end of the week.
4. We're meeting (A) with a very important client (B) in half an hour, so I'm afraid I'm (C) over a lot of pressure (D) at the moment.
5. The office is open Monday (A) through Friday (B) from 8.30 a.m. (C) to 5.30 p.m., but it is closed (D) at Wednesday afternoons.
6. The report is due (A) on Monday morning, but it doesn't have to be presented (B) to the board of directors (C) by Wednesday afternoon, when they arrive (D) for the annual meeting.
7. The flight doesn't arrive (A) in Los Angeles (B) until midnight, so once passengers have collected their luggage (C) from the luggage reclaim and gone (D) up customs and immigration, public transportation will have stopped running for the night.
8. He complimented me (A) on my hard work, thanked me (B) for the help I had given him, wrote his email address (C) at the back of one of my business cards and asked me (D) to contact him when I got home.
9. Most workers go (A) with bus or subway (B) from the suburbs (C) to the city center, but sometimes it is quicker to go (D) on foot.
10. The chairman sat (A) between the manager and the union leader and did his best to answer questions (B) from the workers, although there were several angry employees (C) among them who did their best to prevent him (D) for speaking.
11. The airline apologized (A) for the extended delay, told the passengers they were grateful (B) about their patience, and offered (C) to return part of their fare or give them a discount (D) on their next flight.
12. The city is famous (A) for its beautiful architecture, is rich (B) in history and culture, and has a population who are justifiably proud (C) for their heritage and who always offer a warm welcome (D) to visitors.
13. If guests are not satisfied (A) with the service they receive any time (B) during their stay, they should speak (C) to a customer advisor, or alternatively discuss their problems (D) at the duty manager.
14. International travelers often suffer (A) from minor stomach upsets when they are (B) on vacation, but this is usually the result of a sudden change (C) for their diet rather than poor standards of hygiene (D) in the kitchen.

Note that in the error recognition section of the TOEIC®, you are required to recognize the error in each sentence, but unlike the exercise above you do not have to correct it.