It’s time for us as parents to teach our children right way to dress.

Have you ever _______ to bring your homework to school?—Yes. I _______ it at home once last term.

Is Peter here yet? ——Not yet, but he ___________ be here soon. He is usually on time.

We can have ___ blue sky if we create ___ less polluted world.

__________ When does your mother go shopping?—Usually_________ Sunday mornings.[ ]