单词：
单词： 相关文章
By Caty Weaver Broadcast: August 8, 2003 This is Bill White with the VOA Special English Environment Report. A new study shows an eighty percent decrease of hard coral in the Caribbean Sea over the pa
VOA2003（下）-环境与健康
The next morning, Violet reported the theft to Melanie at breakfast. The counselors expression was grim as she noted the time that the girls had visited the classroom building. Somebody really worked fast, she said. I closed up half an hour earlier.
41 The Mystery of the Hidden B
Lesson 52: Mud is mud 实事求是 Listen to the tape then answer the question below. 听录音，然后回答以下问题。 Why did Harry decide to give up his little game? My cousin, Harry, keeps a large curiously-shaped bottle on permanent display
新概念英语第三册
You may think you are gazing upon a sleepy coral reef in the Caribbean Sea, and of course you are. But hiding in plain sight, is a riving teeming hotbed of erotica , that makes a Hollywood hot up party seem like a trip to the dentist. This is a coral
国家地理2007年
By Rosanne Skirble Coral reefs are home to the greatest diversity of plant and animal life found in any habitat, anywhere on the earth. But, while they are found in 101 countries and territories, the
VOA2004（下）--健康科技
-It's all exciting to see a large animal in the sea, and of course, the turtles are very iconic species in marine world. And I'm surrounded around this life. Hundreds and hundreds of turtles are in the water column above me, passing over the reef's c
自然百科2014年