What is a plumber?

[Guest]

Test No. incompl/inter-8 "Going on foot", question 3

If you want to have your central heating checked, you need a ......... plumber.

(a) knowing
(b) trained
(c) learned
(d) careful

Test No. incompl/inter-8 "Going on foot", answer 3

If you want to have your central heating checked, you need a trained plumber.

Correct answer: (b) trained
_________________________

Whats plumber

[Torsten]

A plumber is person who installs, repairs and maintains pipe and water systems.

TOEIC listening, photographs: The freezer room