Sequence of Tenses.
When two sentences are joined to form a complex sentence one
of them becomes the Principal Clause and the other the Subordinate Clause.
A Complex Sentence: The teacher said that I was improving in
English.
Principal Clause |
Conjunction |
Subordinate Clause |
The teacher said |
that |
I was improving in English. |
# There are certain rules about the agreement of the tenses in these two clauses.