2 Fill in with the words in brackets.
1 A(n)
repairs car engines, whereas a(n)
uses
scientific knowledge to develop machines. (mechanic/engineer)
2 A(n)
is responsible for the preparation and publication
of a newspaper, book or magazine, while a(n)
prints
them ready to be sold. (publisher/editor)
3
work on beaches or in swimming pools and save
people from drowning, but
are hired to protect
famous people. (lifeguards/bodyguards)
4
... work in places from which you can buy books, whereas
work in places from which you can borrow books.
(librarians/booksellers)
5 A
writes articles for newspapers or magazines, while
a
presents news stories on television or radio.
(journalist/newsreader)
6 An ...
is a scientist who studies the stars and planets,
but an
makes predictions by studying the positions of
stars and planets. (astrologer/astronomer)
7 A
informs people about the weather on the TV or
radio, whereas a
studies weather conditions so that the
weather forecast can be given. (weather presenter/
meteorologist)
who
8
catch fish which are then sold to
sell them in their shops. (fishermen/fishmongers)​

1 A mechanic repairs car engines, whereas an engineer uses scientific knowledge to develop machines.

Explanation: A mechanic is someone who fixes or maintains car engines, while an engineer is someone who designs and creates machines using scientific principles.

Step-by-step solution: In this sentence, we need to choose between the word "mechanic" and "engineer" to complete the sentence correctly. By understanding the definitions of the two words, we can see that "mechanic" is the correct answer because it refers to someone who repairs car engines, while "engineer" refers to someone who uses scientific knowledge to develop machines.

2 A publisher is responsible for the preparation and publication of a newspaper, book or magazine, whereas an editor prints them ready to be sold.

Explanation: A publisher oversees the entire process of creating and distributing a newspaper, book, or magazine, while an editor is responsible for making sure the content is correct and ready for print.

Step-by-step solution: In this sentence, we need to choose between the words "publisher" and "editor" to complete the sentence correctly. By understanding the definitions of the two words, we can see that "publisher" is the correct answer because it refers to someone who is responsible for the preparation and publication of a newspaper, book, or magazine. On the other hand, an "editor" is responsible for ensuring the content is correct and ready for print.

3 Lifeguards work on beaches or in swimming pools and save people from drowning, but bodyguards are hired to protect famous people.

Explanation: Lifeguards are trained to rescue people from drowning and ensure their safety in water environments, while bodyguards are hired to protect famous individuals from potential harm.

Step-by-step solution: In this sentence, we need to choose between the words "lifeguards" and "bodyguards" to complete the sentence correctly. By understanding the definitions of the two words, we can see that "lifeguards" is the correct answer because they work on beaches or in swimming pools and save people from drowning. In contrast, "bodyguards" are hired to protect famous people.

4 Librarians work in places from which you can borrow books, whereas booksellers work in places from which you can buy books.

Explanation: Librarians work in libraries, where you can borrow books for a certain period, while booksellers work in bookstores, where you can purchase books.

Step-by-step solution: In this sentence, we need to choose between the words "librarians" and "booksellers" to complete the sentence correctly. By understanding the definitions of the two words, we can see that "librarians" is the correct answer because they work in places (libraries) from which you can borrow books. In contrast, "booksellers" work in places (bookstores) from which you can buy books.

5 A journalist writes articles for newspapers or magazines, while a newsreader presents news stories on television or radio.

Explanation: A journalist is someone who writes news articles or reports for newspapers or magazines, while a newsreader is someone who presents news stories on television or radio.

Step-by-step solution: In this sentence, we need to choose between the words "journalist" and "newsreader" to complete the sentence correctly. By understanding the definitions of the two words, we can see that "journalist" is the correct answer because they write articles for newspapers or magazines. On the other hand, a "newsreader" presents news stories on television or radio.

6 An astronomer is a scientist who studies the stars and planets, but an astrologer makes predictions by studying the positions of stars and planets.

Explanation: An astronomer is a scientist who studies celestial objects like stars and planets using scientific methods, while an astrologer makes predictions based on the positions of stars and planets.

Step-by-step solution: In this sentence, we need to choose between the words "astronomer" and "astrologer" to complete the sentence correctly. By understanding the definitions of the two words, we can see that "astronomer" is the correct answer because it refers to a scientist who studies the stars and planets. In contrast, an "astrologer" makes predictions based on the positions of stars and planets.

7 A weather presenter informs people about the weather on the TV or radio, whereas a meteorologist studies weather conditions so that the weather forecast can be given.

Explanation: A weather presenter is someone who provides information about the weather on television or radio, while a meteorologist is someone who studies weather patterns and conditions in order to provide accurate weather forecasts.

Step-by-step solution: In this sentence, we need to choose between the words "weather presenter" and "meteorologist" to complete the sentence correctly. By understanding the definitions of the two words, we can see that "weather presenter" is the correct answer because they inform people about the weather on television or radio. On the other hand, a "meteorologist" studies weather conditions to provide accurate weather forecasts.

8 Fishermen catch fish which are then sold to fishmongers who sell them in their shops.

Explanation: Fishermen catch fish from bodies of water, which are then sold to fishmongers who specialize in selling fish.

Step-by-step solution: In this sentence, we need to choose between the words "fishermen" and "fishmongers" to complete the sentence correctly. By understanding the definitions of the two words, we can see that "fishermen" is the correct answer because they catch fish. In contrast, "fishmongers" are responsible for selling the fish in their shops.