Adjective + of
Other adjectives that use the proposition of.
Sure of – to be positive that something will happen.
“Andrew will be late again tomorrow, I’m sure of it.”
“The clouds look very dark, the sky is almost black. It will rain soon, I’m sure of it.”
|“Better take an umbrella, the rain is coming. I’m sure of it.”|
Capable of – can do (something); is able to do (something)
“Eric gave a great speech yesterday! I didn’t think he was capable of talking to such a big audience.”
“People don’t know what they’re capable of until they are in a stressful situation.”
|“I’m always nervous right before I give a speech. I’m never sure of what will happen!”|