Peter’s father is a _______ math teacher.—I think so. He teaches _______.

Jim _____ a boy ._______father is a doctor.

Where is Tom? We can’t find him anywhere.——Perhaps he_____home.

What cold weather！—Yes. But it’sunusual experience for us, we normally live in a hot place.

________ is it from his home to school?—About 20 minutes’ walk.[ ]