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問題詳情：

For many ure time is an opportunity to get outdoors,have some fun and meet interesting two pieces of advanced 21st century technology—global positioning system (GPS) devices and the Internet—to get "geocaching".

The word geocaching comes from “geo” (earth) and “cache” (hidden storage)achers log onto a website to find information about the location of a cache—usually a waterproof plastic box containing small items such as toys and CDs—along with a notebook where “finders” can enter comments and learn about the cache “owner”,the person who created and hid the ers may take any of the items in the cache but are expected to replace them with something of similar then visit the website again and write a message to the owner.

Geocaching became possible on May 1,2000,when a satellite system developed by the rtment of Defense was made g an inexpensive GPS device,anyone on earth can send a signal to the satellites and receive information about their is basically a high-tech version of orienteering,the traditional pastime which uses maps and compasses instead of GPS to determine one’s location.

Geocachers are a very considerate rs carefully choose a cache’s location to give finders an enjoyable experience,such as a beautiful view or a good also consider the environmental impact of their cache since it could result in an increased number of visitors to an for the content of the caches,owners and finders must only use items that are suitable for the whole family,as caches are found by geocachers of all ages. rding to the passage,geocaching is_______. outdoor leisure activity                                               B.a new type of technology C.a game used to teach geography                                          D.a program to protect environment can finders learn about the cache owners? meeting them.            going to a website.    the notebook.        the satellite. h of the following is NOT used in geocaching? A.A GPS device.                       B.A compass.                   C.A plastic container.                Internet. h of the following is true according to the passage? geocachers are adults.                                          item can be placed in the caches. caches should be put in a remote place.                       achers try to avoid damaging the environment.

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