—We _____ talk loudly when we see the sign “Be quiet” on the wall.—Yes, you are right. We should be polite in public.
—_______ my notebook, Mom? —It’s on the sofa.
The picture is______ the wall _______ my bedroom.
—_______ are the hats? —They are brown.
一Where is my teacher? —I think _______ is at home.
一Are these your brothers?一 ________.