核心词汇运用 — 英语填空题

根据句意和首字母提示，写出本单元学过的形容词补全句子（每空一词）。1. Mr Wang never smiles and doesn't like to talk with others. He is q_____ and s_____. 2. Miss Zhang is not lazy. She works hard every day, so she is h_____. 3. Our science teacher knows a lot and often gives us good ideas. He is c_____.