单词:unit vortex tube
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[00:00.00]I go to the cinema almost every weekend. [00:04.23]My friends call me a Movie fanatic. [00:06.97]Sometimes if the weather forecast is good , [00:09.23]my friends and I drive to the countryside [00:11.19]for a weekend break. [00:12.75]We lik
[00:00.00]Unit1 Lifestyles [00:05.54]Lesson 4 City and Country [00:08.76]Debbie is an accountant in a large company [00:11.64]in the center of London. [00:13.42]I need to be in my office by nine o'clock [00:15.66]so I usually get up at seven o'clock.
[00:00.00]In the evening,I like to play with my children. [00:03.52]I have two children,a boy and a girl. [00:06.55]They are six and eight years old. [00:08.76]I also like to study. [00:10.43]Right now I am studying Chinese [00:12.79]by distance lear
[00:00.00]In most subways,there are stations [00:04.12]about every one kilometer along the route. [00:08.20]Most subway are very modern and clean, [00:12.34]but they can get very crowded sometimes. [00:14.88]So,people have to follow certain rules [00
[00:02.99]3 Listen and order. [00:07.30]You will hear Miss Wang give instructions on [00:10.67]how to use a Bunsen burner. [00:14.04]Listen to the instructions [00:15.94]and number the pictures in the correct order. [00:20.12]Number the steps 1-8. [0
Section(C) Suggested Technique to a Speedy Recovery Open-heart surgery at the Medical Center Hospital of Vermont (佛蒙特州) used to cost patients an average of $26,300. Today it's $3,000 less. Also saved: patients' discomfort. They used to suffer