Ring vs. Rang vs. Rung. You can tell when to use ring, rang, or rung by whether you need the present, past, or past participle (used with has or have) form. I always ring the bell after I knock. He rings twice before entering.
The rocky mountains passes through six states. The six US states  are: New Mexico, Utah, Colorado, Idaho, Montana, and Wyoming.
Rocky Mountains (United States of America) Contents. The Rocky Mountains are a western region of the United States of America, and offer skiing and snowboarding in the winter, and road and mountain biking, hiking, camping, kayaking, horse-back riding, and white water rafting in the summer. States and cities of the Rocky Mountains.