1. webcam /̍webkæm/ n. 网络摄像机
2. otter /̍ɒtə（r）/ n. 水獭
3. artifact /̍ɑːtɪfækt/ n. 手工艺品
Many theaters， parks， and museums have gotten creative， offering in⁃home entertainment in the form of free virtual tours. With these digital experiences， you can discover new sights and sounds while at home. Here are some virtual tours to keep you learning， exploring and curious！
Monterey Bay Aquarium
Dive into the sea with Monterey Bay Aquariums live webcams. Youll glimpse all kinds of marine life—from jellyfish and sharks to coral reefs and kelp forests—in real time. Cameras are also trained on sea otter pups， which are usually kept hidden from the aquariums visitors. And they let viewers keep an eye on Tule and Piper， two African penguins born at the aquarium just a few months ago.
Virtual tours arent limited to Planet Earth. Access Mars， a collaboration between the NASAs Jet Propulsion Laboratory and Google， invites earthlings to examine the Red Planet from afar. This immersive 3D tour uses data and477549403b932dbb211de714d32a042c91b8ae202bb1136d9af873d848860b3d images captured by NASAs Curiosity rovers to guide visitors across the planets rocky surface. Click the Martian terrain to move the digital from place to place and learn more about Curiositys mission. Katie Stack Morgan， a research scientist at NASAs Jet Propulsion Laboratory， joins the tour to explain Curiositys findings.
Smithsonian National Museum of Natural History
The Smithsonian National Museum of Natural History， in Washington， D.C.， offers room?by⁃room virtual tours of 28 past and current exhibits. Virtual visitors can learn about everything from dinosaurs in the Jurassic era to mummies in ancient Egypt. There are also virtual tours of popular museum experiences such as the Insect Zoo， the Butterfly Pavilion， and more.
The British Museum
The British Museum， in London， England， is the worlds oldest national public museum. It houses 2 million years worth of history， culture and art. Check out the massive collection of artifacts by engaging in a virtual tour of its Museum of the World. Artifacts are organized by continent， category and century. Theyre accompanied by photographs， detailed descriptions， and audio， so visitors can learn the story behind each one.
1. Where can you enjoy marine life？
A. In Smithsonian National Museum of Natural History.
B. In Monterey Bay Aquarium.
C. In the British Museum.
D. In the Butterfly Pavilion.
2. Who takes part in the explanation of Curiositys findings？
C. Katie Stack Morgan.
D. A visitor.
3. In which place can you visit the worlds oldest national public museum？
B. Washington， D.C.
It houses 2 million years worth of history， culture and art.
house v. 安置;收藏
e.g. The gallery houses 2，000 works of modern art.英语阅读