[ Vocabulary & Grammar ]
………………………………… installs, assembles, fabricates, maintains and repairs mechanical piping systems in buildings, ships, airplanes, etc.
A. A pipefitter
B. A welder
C. An electrician
D. A safety officer

Random Topics:
Prepositions - ConjunctionsConjunctions & Cohesive DevicesWas & Were QuestionsComparative AdverbsPunctuationPresent and Past Simple PassiveModals: Possibility, Necessity, ExpectationCompound Nouns and Compound Adjectives QuestionsPast Tense and NeutralIndefinite ArticleOther quiz:
Grammar › ViewI don’t have ……. to school on the weekend
A. go
B. to go
C. goes
Grammar › View
____ fast can upset your stomach.
A. To eat
B. Having eaten
C. Eating
D. Eat
