Yellowstone National Park offers a variety of ranger programs throughout the park, and throughout the year. The following are descriptions of the ranger programs this summer.

Experiencing Wildlife in Yellowstone (May 26 to September 2)

Whether you’re hiking a backcountry trail (小径), camping, or just enjoying the park’s amazing wildlife from the road, this quick workshop is for you and your family. Learn where to look for animals and how to safely enjoy your wildlife watching experience. Meet at the Canyon Village Store.

Junior Ranger Wildlife Olympics (June 5 to August 21)

Kids can test their skills and compare their abilities to the animals of Yellowstone. Stay for as little or as long as your plans allow. Meet in front of the Visitor Education Center.

Canyon Talks at Artist Point (June 9 to September 2)

From a classic viewpoint, enjoy Lower Falls, the Yellowstone River, and the breathtaking colors of the canyon (峡谷) while learning about the area’s natural and human history. Discover why artists and photographers continue to be drawn to this special place. Meet on the lower platform at Artist Point on the South Rim Drive for this short talk.

Photography Workshops (June 19 & July 10)

Enhance your photography skills — join Yellowstone’s park photographer for a hands-on program to inspire new and creative ways of enjoying the beauty and wonder of Yellowstone.

6/19 — Waterfalls &Wide Angles: meet at Artist Point.

7/10 — Wildflowers &White Balance: meet at Washburn Trailhead in Chittenden parking area.

1.Which of the four programs begins the earliest?

A Photography Workshops.

B Junior Ranger Wildlife Olympics.

C Canyon Talks at Artist Point.

D Experiencing Wildlife in Yellowstone.

解析：选D。D 细节理解题。根据每个项目后的时间可知，四个项目中在黄石体验野生动物（Experiencing Wildlife in Yellowstone）开始的时间最早。故选D。

2.What is the short talk at Artist Point about?

A Works of famous artists.

B Protection of wild animals.

C Basic photography skills.

D History of the canyon area.

解析：选D。D 细节理解题。根据文章“Canyon Talks at Artist Point” 部分中的“From a classic viewpoint, enjoy Lower Falls, the Yellowstone River, and the breathtaking colors of the canyon (峡谷) while learning about the area’s natural and human history. ”可知，在Artist Point的简短演讲主题是关于峡谷地区的历史的。故选D。

3.Where will the participants meet for the July 10 photography workshop?

A Artist Point.

B Washburn Trailhead.

C Canyon Village Store.

D Visitor Education Center.

解析：选B。B 细节理解题。根据文章“Photography Workshops (June 19 & July 10)”部分中的“7/10 — Wildflowers &White Balance: meet at Washburn Trailhead in Chittenden parking area.”可知，7月10日的摄影研讨会将在Washburn Trailhead举行。故选B。