Is it always necessary to repeat the pronoun before each verb?
For example, do I need always to say:
She called me and she said X
or can I use a shorter one
She called me and said X
It's perfectly okay to say -
Moreover, it is actually encouraged because repeating pronouns makes sentences awkward.
Ellipsis1 is not normally possible after other conjunctions besides
However, ellipsis of subject pronouns with forms of
Reference: M. Swan - "Practical English Usage"
1 Ellipsis is omission from a clause of one or more words that would otherwise be required by the remaining elements.