按要求写一写,每空一词。
1. This man is a teacher. (改为复数形式)
These ____________ ____________ teachers.
2. She is twelve years old. (对画线部分提问)
____________ ____________ is she?
3. Is it cold today? (用hot改为选择疑问句)
Is it ____________ ____________ ____________ today?
4. I always walk to school. (改为一般疑问句)
____________ ____________ ____________ walk to school?