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potassium hydrogen carbonate
n.
1.a crystalline salt (KHCO3) that is used in baking powder and as an antacid
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potassium ferrocyanide
potassium dichromate
potassium cyanide
potassium chloride
potassium chlorate
potassium carbonate
potassium bromide
potassium bicarbonate
potassium alum
potassium acid carbonate
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potassium hydrogen tartrate
potassium hydroxide
potassium iodide
potassium nitrate
potassium permanganate
potassium-argon dating
potation
potato
potato bean
potato beetle
English Grammar Test
English Grammar Test is an application to help you enhance your English expertise.
institutionalized
ascent
cultivated carrot
faeroese
brown bells
negroid
lanius excubitor
incumbrance
rough-dry
clam up
Idiom of the Day
zero in on
to adjust a gun so that it will hit a target, to aim at something
The soldiers zeroed in on the target and began to fire their guns.
1.
I can assure you that this box ________ never been opened before I opened this morning.
a.
was
b.
will
c.
is
d.
had
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