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opsonisation
n.
1.process whereby opsonins make an invading microorganism more susceptible to phagocytosis
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opsonin
opsin
opsanus tau
ops
oppugn
opprobrium
opprobrious
oppressor
oppressiveness
oppressively
English Test
English Test question and answers to keep your language knowledge up-to-date.
opsonization
opsonize
opt
opt out
optative
optative mood
optez
opthalmic
optic
optic axis
English Grammar Test
English Grammar Test is an application to help you enhance your English expertise.
vena tibialis
pay-station
corium
factory price
supernatural being
nephelium litchi
allusiveness
sneaky
salesgirl
rabies
Idiom of the Day
put (something) over on (someone)
to fool or trick someone
The man was trying to put something over on his boss when he said that he was sick and could not come to work.
1.
Choose an idiom to replace the expression in the brackets:
I met my friend at the party but he was not very friendly and (did not speak to me).
a.
gave me the cold shoulder
b.
went to rack and ruin
c.
went the whole hog
d.
went off the deep end
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A butterfly can see the colors red, green, and yellow
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