On summer evenings grandpa  used to____funny stories to us children.

The car accident happened ______ a cold winter morning.

—May I ask you _____ questions about your vacation plans?—Of course.

At that time, the calculator was a great ______ / ɪnˈvenʃn /.

Are you worried about the coming exam?No, I think the more_____ you are, _____mistakes you’ll make.