Question

Read each group of words and decide whether it is a clause. If it is not a clause, indicate why not.

Answer 1

A friend called me....this is a clause because it has a subject and a verb
the building across the street....not a clause....no verb
looks pretty at night....not a clause.....no subject
because the boy shouted....this is a clause....an adverb clause that contains a subject and a verb

Answer 2

a friend called me: clause

the building across the street: not a clause no verb

looks pretty at night: not a clause no subject

because the boy shouted: clause