托福听力短文 I-06-1
(woman) Today we're going to practice evaluating the main tool used when addressing groups --- the voice. There are three main elements that combine to create either a positive or negative experience for listeners. They can result in a voice that is
托福听力短文 I-06-2
(man) Let's proceed to the main exhibit hall and look at some of the actual vehicles that have played a prominent role in speeding up mail delivery. Consider how long it used to take to send a letter across a relatively short distance. Back in the 1
托福听力短文 I-06-3
(woman) Most people think of astronomers as people who spend their time in cold observatories peering through telescopes every night. In fact, a typical astronomer spends most of his or her time analyzing data and may only be at the telescope a few
托福听力短文 I-07-1
(woman) Before we start our first lab, I'd like to tell you a little bit about the workbook we'll be using. The first thing I'd like to point out is that the workbook contains a very large amount of material --- far more than you could ever handle i
托福听力短文 I-07-2
(woman) Do you have trouble sleeping at night? Then maybe this is for you. When you worry about needing sleep and toss and turn trying to find a comfortable position, you're probably only making matters worse. What happens when you do that, is that
托福听力短文 I-07-3
(Man) Today we'll examine the role that private transportation ---namely, the automobile --- plays in city planning. A number of sociologists blame the automobile for the decline of the downtown areas of major cities. In the 1950's and 1960's the au
托福听力短文 I-08-1
(woman) Word comes from California of a new weapon in the war on household pests. Two scientists working for a firm in Anaheim, California, have developed a method to eliminate insects without using dangerous chemicals. The new poison? Hot air. The
托福听力短文 I-08-2
(woman) I'm sure you realize that your research papers are due in six weeks. I've looked at your proposed topics and made comments about them. The most frequent problem was proposing too broad a topic --- remember, this is only a fifteen-page paper.
托福听力短文 I-08-3
(man) Before we begin our tour, I'd like to give you some background information on the painter Grant Wood --- we'll be seeing much of his work today. Wood was born in 1881 in Iowa farm country, and became interested in art very early in life. Altho
托福听力短文 I-09-1
(woman) In today's class we'll be examining some nineteenth-century pattern books that were used for building houses. I think it's fair to say that these pattern books were the most important influence on the design of North American houses during t
托福听力短文 I-09-2
(man) When I was in British Columbia last July working at the department's archaeological dig, I saw the weirdest rainbow. At first I couldn't believe my eyes because the bands of color I saw weren't in a single half circle arc across the sky. Inste
托福听力短文 I-09-3
(woman) It seems like only yesterday that I was sitting where you are, just finishing my first year of medical school and wondering if I'd ever get a chance to use all my new knowledge on a real live patient! Well, I have good news for you! You don'
托福听力短文 I-10-1
(woman) In the few minutes that remain of today's class, I'd like to discuss next week's schedule with you. Because I'm presenting a paper at a conference in Detroit on Thursday, I won't be here for either Wednesday's or Friday's class. I will, howe
托福听力短文 I-10-2
(man) Today's lecture will center on prehistoric people of the Nevada desert. Now, most of these prehistoric desert people moved across the countryside throughout the year. You might think that they were wandering aimlessly --- far from it! They act
托福听力短文 I-10-3
(woman) To us, the environment in which fish dwell often seems cold, dark, and mysterious. But there are advantages to living in water, and they have played an important role in making fish what they are. One is that water isn't subject to sudden te