30.Are you certain that this is _________in his speech?
Before the firemen arrived, the whole building had already been completely _______ in the big fire.
She intends to stay for a few days. That’s what she _______ to do.
The man has gained an evil reputation. That’s to say he has a bad _____.
The man dressed _____ jeans is an expert _____ unlocking doors and he can open a door ______ difficulty.
______ in 1885, this old car was the oldest one in the race.