Board logo

标题: 六级练习2016.04.01 [打印本页]

作者: Rebecca949    时间: 2016-4-5 10:55     标题: 六级练习2016.04.01

[audio]http://sound.yywz123.com/tingbbs/cet6/cet620160401.mp3[/audio]



How can you tell which direction? By day, look for the Sun. _____________________________________________. At night, use the Big Dipper to help you find the North Star. It would be better to bring a compass because its needle always points north.
How do you know how far you have gone? ____________________________. Each step is about two feet. You’d better wear a pedometer which is a tool that counts steps. If you know where you started, which direction you are heading, and how far you have gone, you can use a good map to figure out exactly where you are.
Today there is a new way for travelers to figure out where they are. It is the GPS. It has 24 satellites that orbit the earth and ________________________. Someday you may carry a small receiver as you hike and use GPS to find out if you are there yet!




本帖隐藏的内容需要回复才可以浏览

作者: oralex    时间: 2016-9-26 15:40

It is in the east in morning and west in afternoon.
You could count every step.
constantly broadcast their positions




欢迎光临 英语听力论坛 (http://bbs.tingroom.com./) Powered by Discuz! 7.2