My mom is always bad-tempered when I leave my room untidy.28/30Mymomisalwaysbad-temperedwhenIleavemyroomuntidy.feeling embarrassedtalking too muchvery happyeasily annoyedGiải thíchĐáp án C Giải thích: bad- tempered (a) dễ nổi cáu >< very happy (rất vui vẻ)