私はリンゴが一番好きだ。

私はりんごが一番好きだ。

I like apples best.

私(わたし)はリンゴが一番好(いちばんす)きだ。

Watashi wa ringo ga ichibansuki da.

私 (わたし、わたくし)

I; me; private affairs; personal matter; secrecy; selfishness

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

林檎 (りんご、へいか、ひょうか、りゅうごう、りんきん、りんき、リンゴ)

apple (fruit); apple tree (Malus pumila)

が (が)

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

だ (だ)

be; is; indicates past or completed action; indicates light imperative

Readings: シ、わたくし、わたし

Meanings: private, I, me

Readings: イチ、イツ、ひと-、ひと.つ

Meanings: one, one radical (no.1)

Readings: バン、つが.い

Meanings: turn, number in a series

Readings: コウ、この.む、す.く、よ.い、い.い

Meanings: fond, pleasing, like something