1.2.1 Declarative Sentences

A declarative sentence is a statement. The word declare comes from Latin, and it means "to make clear". They state the way things are, and they can be either affirmative or negative. The usual word order in these sentences is subject + verb + predicate. 

I (s) love (v) puppies (p).

I(s) am(v) so high(p).

I(s) am not(v) stupid(p). I speak Italian.

You(s) are(v) unbelievable(p).

I(s) give you(v) money(p). You give me ideas.

Sources: http://grammar.about.com/od/d/g/declsenterm.htm
http://dictionary.cambridge.org/grammar/british-grammar/clause-types