Задайте общие вопросы. Обратите внимание на порядок слов в вопросе

Is his sister busy?Are his sisters busy?Has his sister got a pet?Have his sisters got pets?Can they take the pets?Must they take the pets?Would she like a sweet?Is it a sweet?Can I give him a sweet?Would I like a sweet?Have I got a sweet?Am I busy?Am I a good cook?Must I cook?Can I cook?