GRAMMAR

Passive voice: 
To be+ verb past participle
Active: The lion ate a cebra
Passive: A cebra was eaten by the lion

Have something done:
I have had my house painted.  Someone has done it for me.

Reflexive and reciprocal pronouns:
Reflexive: myself, yourself, himself, ourselves...
Reciprocal: each other, one another

Conjuntions:
Either-or
Neither-nor
Not only-but also
Both-and