友達を選ぶときには、気をつけなければならない。

Sentence Analyzer

English Translation

You must be careful in choosing your friends.

Furigana

友達(ともだち)を選(えら)ぶときには、気(き)をつけなければならない。

Romanji

Tomodachi o erabu tokini wa, ki o tsukenakerebanaranai.

Words

友達 (ともだち)

friend; companion

を (を)

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

選ぶ (えらぶ)

to choose; to select

時に (ときに)

by the way; incidentally; sometimes; occasionally

は (は)

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

気 (き)

spirit; mind; heart; nature; disposition; motivation; intention; mood; feelings; atmosphere; essence

点ける (つける)

to turn on; to switch on; to light up