—He isn’t a teacher and his brother isn’t a teacher, either. —You mean neither he nor his brother . a teacher, right?
—I am afraid to ask questions because of my poor ______. —You’d better practice speaking more.
He didn’t wake up ________ he heard the noise.
He wrote books _______ they could learn about how he treated the sick.
I think he is one of ___________ players in the world.
You shouldn’t drive for more than three hours without ______ a rest.