人物性格形容词 — 英语填空题

读一读，选词填空（每词只用一次）：nice / clever / naughty / cool。Tom always has new ideas and answers questions quickly（反应快、点子多）. He is very ___. His little sister often makes jokes and runs here and there in class（调皮捣蛋）. She is very ___. Miss White always smiles and helps everyone（乐于助人、和善）. She is very ___.