彼の目標は医者になることだ。

Meaning
his goal is to become a doctor

Vocab used in this sentence

he, his, him, boyfriend
to, of
目標
goal, target, objective, aim, mark, objectives
a, the, is, am, are, will
医者
doctor, doc, medic, physician, quack
in, to, on, at, into, upon
なる
be, get, become, comes, to become
こと
that, thing, about, fact, matter
is, be, are, am, it is, seems

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