This is a poem from John Stradling's Epigrammatum Libri Quattuor, publishing in 1607. You can read the book online at Dana Sutton's website.
Ad Amicum Lectorem, et Lectorem Amicum
Qui meus ante fuit, tuus est liber; accipe, lector,
Qui meus et tuus est: tu meus, ipse tuus.
The vocabulary is keyed to the DCC Latin Vocabulary list. There is only one word in this poem that is not on the DCC list:
lector (lectōris, m.): reader
accipiō -cipere -cēpī -ceptum: receive
ad: to, up to, towards (+acc.)
amīcus -a -um: friendly; (as subst.) friend
ante: before, in front of (adv. and prep. + acc.)
et: and
ipse ipsa ipsum: him- her- itself
liber librī m.: book
meus -a -um: my
qui quae quod: who, which, what / quis quid: who? what? which?
sum, esse, fuī: be, exist
tū tuī tibi tē: you (sing.)
tuus -a -um: your
