Предлоги после прилагательных: afraid of, good at, keen on

Русский предлог и английский совпадают редко, поэтому прилагательное запоминается вместе со своим предлогом — как одно слово.

OF — чувство и его причина

afraid of — бояться: She is afraid of dogs.
proud of — гордиться: I am proud of you.
ashamed of — стыдиться: He was ashamed of his mistake.
tired of — устать от чего-то надоевшего: I am tired of waiting.
full of — полный: The room was full of people.
capable of — способный на: He is capable of more.

AT — умение и уровень

good at — хорош в: She is good at maths.
bad at — плох в: I am bad at names.
surprised at — удивлён: We were surprised at the news. (можно и by)
angry at — сердит (на поступок, амер.): angry at the decision

WITH — тот, с кем это происходит

angry with — сердит на человека: Are you angry with me?
pleased with — доволен: The boss was pleased with the result.
bored with — скучно от: I am bored with this game.
familiar with — знаком с: Are you familiar with this program?

TO — направление и отношение

similar to — похож на: Your bag is similar to mine.
married to — женат на: She is married to a doctor.
kind to — добр к: Be kind to animals.
used to — привычен к: I am used to the noise.

IN, FOR, ABOUT, ON

interested in — интересуется: He is interested in history.
famous for — знаменит чем-то: Italy is famous for its food.
responsible for — отвечает за: Who is responsible for this?
sorry about — сожалеет о случившемся: I am sorry about the delay.
sorry for — жалеет кого-то: I feel sorry for him.
keen on — увлечён: She is keen on running.
dependent on — зависит от: It is dependent on the weather.

Три ошибки, которые слышно сразу

❌ angry on me → ✅ angry with me
❌ married with a doctor → ✅ married to a doctor
❌ interested by history → ✅ interested in history

Что после предлога

После любого из этих предлогов глагол ставится в форме -ing, а не в инфинитиве:

✅ I am tired of waiting. — Я устал ждать.
❌ I am tired of to wait.
✅ She is good at cooking. — Она хорошо готовит.