Day 2: R and I (home row, ring fingers)

rrrr iiii rrrr iiii rrrr iiii rrrr iiii
rrrr iiii rrrr iiii rrrr iiii rrrr iiii
ir ir ir ir ir ir ir ir
ri ri ri ri ri ri ri ri
iri iri iri iri
rir rir rir rir
I ir rir iri ri I riri iri ri
I ir rir iri ri I riri iri ri

eeee iiii nnnn rrrr ssss tttt
eeee iiii nnnn rrrr ssss tttt

(Be sure NOT to use the same hand to push shift as the letter!)

ET enters entire inner sentient series
I see sinister interest in rents insert
Renee tests stress in intense tennis in Tennessee
Essen street is serenest in its eternities tree
Einstein reinserts tiniest resisters in retest
IRS nets renter entities in eeriest sternness
Ernestine steers sinners resent in Erie