When will the plane ___________?— In an hour.

The bus hit against a tree in the fog and __________to the deep valley, with ten passengers killed and twenty wounded.

Though the key was pressed, nothing ______ on the screen.

Sam ______ coins since he was eleven years old, and now he has hundreds of them.

Do you know Peng Liyuan?—Of course, she is First Lady of China, famous singer.