Analyzer
Sentence analysis
6Spans
Sentence
Span Details
彼
he; him; boyfriendpronoun
は
topic markergrammar
数学
mathematicsnoun
が
subject markergrammar
よく
well; properly; skillfully; often; frequently; I'm glad that ...; thank you for ...; quite the nerve to; I don't know how you can ...-> 良くadverb
できる。
can; be able to; be possible; be good at; do well; be proficient; come into existence; form; appear; be born; get (a friend, free time, etc.); be made; be built; be completed; be ready; grow (crops); be produced; be mature; be well-balanced; be of fine character; be by nature; be born ...; become involved (sexually); become intimate; take up with; get pregnant-> 出来るichidan verb