The first textbooks ______ for teaching English as a foreign language came out in the 16th century.
Her parents _____ her to take some exercise but without result. Her parents _____ her taking some exercise but without result.
—Would you mind _____ the window?It's hot in here. —No, please. —Would you mind _____ the window?It's hot in here. —I'd like to.
We have decided to accept the proposal that he _____ his new theory. We have decided to accept the proposal that he _____ .
_____ this road, you will get there. _____ this road, and you will get there.
_____ from the hill, the park seems beautiful. _____ from the hill, you’ll find the park beautiful.