she is beautiful., are you hungry?, is she ten?, I am not a teacher., am I a schoolboy?, my mum is happy., is your computer black?, is Elena my friend?, is Tom five?, my friends are not at home., my parents are nice., is he big?, are the boys angry?, my computer is not new., are they happy?, I am thirteen., are you twelve?,

To Be Interrogative affirmative negative

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?