The street was dirty

the street was haunted

the street was silent

The street, that was strewn with litter, was totally deserted

the street, that was haunted, was still dirty

a subordinate clause, typically introduced by a conjunction, that forms part of and is dependent on a main clause

the classroom is silent.

the classroom is full of boys awaiting their fate.

Simon who had worked hard on crafting a great reputation was have a bad day.

Bob who looked fast was not fast at all.

It was dark

the Thames was certified in no hope

The life is gone

my world vanished

constructions disappear

The sky doomed

The sky was doomed after the construction disappeared.

though not quickly enough to prevent a swirl of gritty dust from entering along with him.

It was a bright cold day in April. The clocks were striking thirteen. Winston Smith his chin nuzzled into his breast. He tried to escape the vile wind. He slipped quickly through the glass doors of victory mansion. He was not quick enough to prevent the swirl of gritty dust that was entering along with him