Idioms
knock the props out from under (someone)
to destroy someone's confidence, to destroy someone's emotional or financial or moral base
The teacher knocked the props out from under the student when she criticized the student's work.
know (someone or something) by sight
know (someone or something) like a book
know (someone or something) like an open book
know (someone or something) like the back of one's hand
know (something) backwards and forwards
know (something) by heart
know (something) from memory
know (something) inside out
know (something) is coming
know (something) only too well
Idioms Quiz
in the works
instrumental in (doing something)
have an ace up one's sleeve
rise to the occasion
fall short of (something)
watch out for (someone or something)
cut one's eyeteeth on (something)
foot the bill
shoot one's mouth off
talk out (a problem)
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My Account / Test History
Invention
Invention : skyscraper, steel-frame
Year : 1884
Inventor : william le baron jenney
Country : us.
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