文章列表

• 1.托福听力荟萃 33
• Since we've been discussing alternative fuels lately, I wanted to pass onto you some information I read about a new fuel that's been in the news a lot...
• 2.托福听力荟萃 32
• Scientists are always on the lookout for ______ sources of energy. Today we're going to discuss one that's so plentiful they say it could supply more ...
• 3.托福听力荟萃 31
• The Old Canada Roadis a ______ _____ between the Canadian province of ______ and ______, in the northeast corner of the United States.Yes, it really w...
• 4.托福听力荟萃 30
• Now, you've been reading articles about the tremendous damage done to life and property by earthquakes.That's why ______ have been working so hard to ...
• 5.托福听力荟萃 29
• Not long ago, some of you may have read about a team of mountain-climbing scientists who helped to ______ the ______ of the highest mountain in the wo...
• 6.托福听力荟萃 28
• I'd like to begin by thanking Dr. Kane for inviting me tobe here today. Although I'm not a geologist, I have been collecting mineralsfor years. My col...
• 7.托福听力荟萃 27
• Today I want to talk about the Earth's last major____________shift, at the end of thelast ____________. But first, let's backup a moment and review wh...
• 8.托福听力荟萃 26
• S: This doesnt have anything to do with the lecture, Dr. Brown. It's just something I was wondering about. T: I'm always glad to entertain questions. ...
• 9.托福听力荟萃 25
• Some of you may be familiar with the Apollo programs geological studies of the moon during the 1960s. But you may not be aware of the _______research ...
• 10.托福听力荟萃 24
• Most people think of astronomers as people who spend their time in cold ______ ______through telescopes every night. In fact, a typical astronomer spe...