un- (happy – unhappy, fortunate – unfortunate, wind – unwind, block – unblock)
in- (efficient – inefficient), im- (possible – impossible)
il- (literate – illiterate), ir- (regular – irregular)
dis- (agree – disagree, approve – disapprove, honest – dishonest
de- (centralize – decentralize, increase – decrease, ascend – descend, inflate – deflate
non- (sense – nonsense, payment – non-payment, resident – non-resident)
Some other prefixes (другие приставки)
mis- (значение «неправильно»: misunderstand, misinform),
re- (значение «снова»: reconstruct, reelect),
en- (значение «делать»: enrich, enlarge),
pre- (значение «перед»: prehistoric, prewar),
post- (значение «после»: postwar, postgraduate),
over- (значение «сверх»: overestimate, overpay),
under- (значение «недостаточно»: underestimate, underpay),
sub- (значение «под»: subdivision, subtropical),
inter- (значение «взаимно»: interaction, interchange),
fore- (значение «заранее»: foresee, foretell),
trans- (значение «через»: transatlantic, transplant),
co- (значение «совместно»: co-operate, co-existence).
Y. Словообразование
Выберите один вариант ответа. Заполните пропуск.
1. I want to be a famous … when I grow up.
a) scientist b) scientifically c) science d) scientific
2. The level of … was very high at that time.
a) re-employment b) overemployment c) in-employment d) unemployment
3. Superman is a comic strip? character who has … strength.
a) humankind b) inhumance c) superhuman d) humanity
4. The man had to … the paint because the first coat wasn’t sufficient.
a) application b) unapplied c) reapply d) applicant
5. Mike tried … to phone Cathy several times.
a) successfully b) unsuccessful c) unsuccessfully d) unsuccess