Step by Step 3000 第3册 Unit8:Language Study and Appreciation(1)

Part 4. Language study and Language Appreciation.
Listen to the following statements you have learned in the previous and present units, pay special attention to the parts in bold type, learn to appreciate and use the language.
1. to be like looking for a needle in a haystack.
Now home to some 800 million pages, a figure that's doubling each year, searching the Internet can be like looking for a needle in a haystack.
2. to take off/ to sign up.
However, IM is starting to take off in the UK with over 3000 people signing up to MSN Messenger alone every day.
3. plus point.
While the plus point of IM are obvious, there is one very important disadvantage.
4. to hook up.
It's an easy way to hook up with people who share your interests.
5. be the key to/ be at the heart of...
While socializing is the key to MySpace's success, love of music is at the heart of community.
6. be crazy about/ be keen to.
While the British are crazy about buying and owning new technology, they are not so keen to keep up with the ever-changing jargon of 21st century technology.