Idioms
on standby
to be waiting for a seat or ticket to become available on a train/plane/bus
We decided to fly to visit my parents on standby.
on target
on the air
on the alert (for someone or something)
on the average
on the ball
on the bandwagon
on the beam
on the bench
on the blink
on the block
Idioms Quiz
make a clean breast of (something)
dark horse
stone-broke
might as well
make a face (at someone)
put (something) to good use
(in) high gear
bring out (something) or bring (something) out
take on (something) or take (something) on
come true
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My Account / Test History
Invention
Invention : genetic engineering
Year : 1973
Inventor : stanley n. cohen, herbert w. boyer
Country : us.
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