E10/EF7 "The Building" sentence combining

“The Building”

1.     The streets that surrounded the seventeen-story building were deserted.

Adjectives modify nouns “the blue chair”, “the little boy”

Nouns modify nouns “the barber chair”, “the school boy”

Can’t be plural- store that sells groceries “a groceriesy store”

“The girl is six years old.”  “She is a six-year-old girl.”

Three main sentences

The streets that surrounded the seventeen-story building were deserted.

            The supervisor who was directing the leveling blew a shrill high whistle.

            The technician who was in charge of blasting sent an electric signal which ignited the explosives.

When the supervisor who was directing the leveling blew a shrill high whistle, the technician who was in charge of blasting sent an electric signal which ignited the explosives.

2.     Billowing dust clouds rose in all directions from ground level.

3.     The clouds enveloped the lower floors and reached out toward onlookers in other buildings.

The clouds enveloped the lower floors, reaching out toward onlookers in other buildings.

After the clouds enveloped the lower floors, they reached out toward onlookers in other buildings.

First the clouds enveloped the lower floors; then they reached out toward onlookers in other buildings.

SIMPLE COMPOUND COMPLEX

4.     The structure seemed unaffected by the blast at first.

At first, the structure seemed unaffected by the blast.

It then trembled slightly and gently slid straight downward into the cloud dust.

5.     The echoing explosion, which could be heard for miles, shook nearby windows and stunned cringing onlookers.

Commas around adjective clauses

A.    Everybody who is born in Canada is a Canadian citizen.

B.     Everybody, who is born in Canada, is a Canadian citizen.

Same meaning? No.

Which one is true? A.

complete subject

A.    My sister who is a nurse plays volleyball. 2+

B.     My sister, who is a nurse, plays volleyball. 1

A.    Joe’s mother who is retired plays mah-jong. essential clause

B.     Joe’s mother, who is retired, plays mah-jong. non-essential clause

Non-essential clause, non-restrictive clause