一、country; na

had better(常简略为’d better)是一固定词组，had better“最好”，用于表示对别人的劝告、建议或表示一种愿望。其用法有以下几点：
  一、had better后面必须跟动词原形。

英语中，连词when表示 “当……时候”，引导的时间状语从句表示与主句动作同时或不同时，从句动词用延续或非延续性都可以。 如：
    I’ll telephone you when I get there tomorrow.  明天我到那里的时候就给你打电话。

本单元课文中有这样一句话：Creating a new festival may seem an unusual way to celebrate history and culture, but we are in fact all creating new festivals every year. 句中涉及到seem一词，其用法很多，它的后面可以接形容词、介词短语和从句，

NMET’93:
    Tom ought not to _______ me your secret, but he meant no harm.
    A.have told

I. Useful Expressions
1. —Do you know about April Fool’s Day? 你知道愚人节是怎么回事吗？

一、表示惊异、遗憾、不满等语气。

I. A. The doctor
  1. What’s wrong / the matter / trouble with you? = What’s your trouble?= What is troubling you? 你怎么啦？
  2. Is there anything wrong / the matter / trouble with you? 你怎么了？
  3. Let me examine you. 让我来给你检查一下。
  4. Does it hurt here? 这儿疼吗？

一、can与could
    1.can表示“能”、“会”时，指在脑力或体力方面所具有的能力；表示“可以”、“可能”时，指可能性；表示“可以”时，在口语中代替may

1. keep up with  跟上、赶上
 

As you move around your home, take a good look at the things you have. It is likely that your living room will have a television set and a video, and your kitchen a washing machine and a microwave oven. Your bedroom drawers will be filled with almost three times as many c

There is a story of a country where the rate of inflation（通货膨胀）is so high that clever people pay for a taxi ride before the trip instead of after．The story may or may not be true．Inflation was almost that serious in Germany from July，1920 until December，1923．Prices went up so fast that by the end of 1923 they were 50 billion percent high

  Aristotle summed up the four qualities of money some 2，000 years ago．It must be lasting and easy to recognize，to divide，and to carry about．When we think of money today，we picture it either as round，flat pieces of metal which we call coins or as printed paper notes．But there are still parts of the world today where coi

"What part of the states do you come from?"
"I'm not American. I'm Canadian."
This is a mistake that Europeans often make. Many Americans, too, admit that it takes them a while to tell if it's an American talking or a Cana

Time talks. It speaks more plainly than words. Time communicates in many ways.
Consider the different parts of the day, for example. The time of the day when something is done can give a special meaning to the event. Factory ma