9AUnit1KnowyourselfGrammar.ppt

* Unit 1 Know yourself Grammar Grammar A Mom, I have something to tell you but I don’t know how to start. Uh…, I was careless and Uh…, knocked over the table. You’ll have other brothers and sisters soon enough. Now go and play. 并列连词：and 形式：(both) A and B 意义：和、并且（表示并列或递进） 例句：The restaurant was clean, and the food was cheap. Both my father and my mother are teachers. 并列连词：and 难点1： Work hard, and you’ll pass the exam. 形式：祈使句 + and + 陈述句 意义：如果……就…… = If you work hard, you’ll pass the exam. 并列连词：but 形式：A but B 意义：但是…… （表示转折） 例句： She works hard, but she’s still weak in Chinese. We don’t often go out at night, but last night we went to the movies together. 并列连词：but 难点： 尽管那个小男孩不高，但是他篮球却打得非常好。 Although the boy is not very tall, but he can play basketball very well. ( X ） 用法：but 和although（尽管，虽然）不能连用。 The boy is not very tall, but he can play basketball very well. 并列连词：or 形式：A or B 意义：或者…… （表示选择） 例句： Are you a driver or a teacher? Which country is smaller, Japan or France? 难点1： Hurry up, or you will miss the train. = If you don’t hurry up, you will miss the train. 形式：A or B 意义：否则（表示否定的条件） 例：Listen carefully, or you will don’t understand it. 并列连词：or 难点2： You may buy either apples or pears. Either David or John is going to stay here and wait for them. 形式：either A or B 意义：或者……或者…… 用法：此结构连接并列主语时，谓语动词的单复数形式遵循“就近原则”。 并列连词：or 形式：A, so B 意义：所以……（表示因果） Nobody came to answer the door, so I left. Mr. White had a few days’ holiday, so he went to London to enjoy himself. 并列连词：so 难点： 正因为地球围绕太阳转，所以我们有了四季。 Because the earth moves round the sun, so we have four seasons. (×) The earth moves round the sun, so we have four seasons. (√) Because the earth moves round the sun, we have four seasons. (√) 并列连词：so 1. I am active and energetic. I love working with people. 2. He doesnt like to talk much. His work shouts. 用“and”，“but”，“or”，“so”连接句子。 I am active and energetic，and I love working with people. He doesnt like to talk much, but he is work shouts. We useand” to join ideas that are s