The idea that rocks last forever and that rocks ____ change is not completely true. If you have ever stood next to a rushing river, you ____ the water hammering away at the rocks.

TOEFL Practice - Language Form and Meaning 3

Таблица лидеров

Визуальный стиль

Параметры

Переключить шаблон

Восстановить автоматически сохраненное: ?