约860字。

　　【图解教材】之文档：人教 必修2 Unit 5 Music
　　【思维导图】
　　【微试题】
　　1. We mustn't _______________________ what we don't know.我们不应不懂装懂。
　　【答案】pretend to  know
　　2. She __________ a cheque ____ the order form.她在订货单上附了一张支票。
　　【答案】attached to
　　3. The footballer's been __ ______________.这个足球运动员的状态不好。
　　【答案】out of form
　　4. 阅读理解。
　　Some people will do just about anything to save money. And I am one of them. Take my family’s last vacation. It was my six-year-old son’s winter break fo rm school, and we were heading  home from Fort Lauderdale after a weeklong trip. The flight was overbooked, and Delta, the airline, offered us $400 per person in credits to give up our seats and leave the next day. I had meetings in New York，So I had to get bact that di dn't mean my husband and my son couldn't stay. I took my nine-month-old and took off for home.
　　The next day, my husband and son were offered more credits to  take an even later flight. Yes, I encourag  ed—okay, ordered—them to wait it o ut at the airport, to "earn" more Delta Dollars. Our total take: $1,600. Not bad, huh?
　　Now some people may think I'm a bad mother and not such a great wife either. But as a big-time bargain hunter, I know the value of a dollar. And these days, a good deal is something few of us can afford to pass up.
　　I've made living looking for the best deals and exposing